diff --git a/api/condition.yaml b/api/condition.yaml
index 5efa2ac..38bc56c 100644
--- a/api/condition.yaml
+++ b/api/condition.yaml
@@ -22,8 +22,8 @@
       500:
         $ref: 'api.yaml#/components/responses/500'
   put:
-    summary: TODO add/change condition
-    description: 'Auth: basic, levels: write, maintain, dev, admin'
+    summary: TODO change condition
+    description: 'Auth: basic, levels: write, maintain, dev, admin <br>Only maintain and admin are allowed to reference samples created by another user'
     tags:
       - /condition
     security:
@@ -69,5 +69,35 @@
         $ref: 'api.yaml#/components/responses/403'
       404:
         $ref: 'api.yaml#/components/responses/404'
+      500:
+        $ref: 'api.yaml#/components/responses/500'
+
+/condition/new:
+  post:
+    summary: TODO add condition
+    description: 'Auth: basic, levels: write, maintain, dev, admin <br>Only maintain and admin are allowed to reference samples created by another user'
+    tags:
+      - /condition
+    security:
+      - BasicAuth: []
+    requestBody:
+      required: true
+      content:
+        application/json:
+          schema:
+            $ref: 'api.yaml#/components/schemas/Condition'
+    responses:
+      200:
+        description: condition details
+        content:
+          application/json:
+            schema:
+              $ref: 'api.yaml#/components/schemas/Condition'
+      400:
+        $ref: 'api.yaml#/components/responses/400'
+      401:
+        $ref: 'api.yaml#/components/responses/401'
+      403:
+        $ref: 'api.yaml#/components/responses/403'
       500:
         $ref: 'api.yaml#/components/responses/500'
\ No newline at end of file
diff --git a/api/sample.yaml b/api/sample.yaml
index e911d9c..4d2817b 100644
--- a/api/sample.yaml
+++ b/api/sample.yaml
@@ -42,7 +42,7 @@
         $ref: 'api.yaml#/components/responses/500'
   put:
     summary: change sample
-    description: 'Auth: basic, levels: write, maintain, dev, admin, only maintain and admin are allowed to edit samples created by another user'
+    description: 'Auth: basic, levels: write, maintain, dev, admin <br>Only maintain and admin are allowed to edit samples created by another user'
     tags:
       - /sample
     security:
@@ -72,7 +72,7 @@
         $ref: 'api.yaml#/components/responses/500'
   delete:
     summary: delete sample
-    description: 'Auth: basic, levels: write, maintain, dev, admin, only maintain and admin are allowed to edit samples created by another user'
+    description: 'Auth: basic, levels: write, maintain, dev, admin <br>Only maintain and admin are allowed to edit samples created by another user'
     tags:
       - /sample
     security:
diff --git a/api/schemas.yaml b/api/schemas.yaml
index a7aa0e2..84722a5 100644
--- a/api/schemas.yaml
+++ b/api/schemas.yaml
@@ -120,6 +120,9 @@ Condition:
   properties:
     sample_id:
       $ref: 'api.yaml#/components/schemas/Id'
+    number:
+      type: string
+      example: B1
     parameters:
       type: object
     treatment_template:
diff --git a/src/index.ts b/src/index.ts
index 3a87996..bb8e047 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -49,6 +49,7 @@ app.use('/', require('./routes/sample'));
 app.use('/', require('./routes/material'));
 app.use('/', require('./routes/template'));
 app.use('/', require('./routes/user'));
+app.use('/', require('./routes/condition'));
 
 // static files
 app.use('/static', express.static('static'));
diff --git a/src/models/condition.ts b/src/models/condition.ts
new file mode 100644
index 0000000..1e24daf
--- /dev/null
+++ b/src/models/condition.ts
@@ -0,0 +1,12 @@
+import mongoose from 'mongoose';
+import SampleModel from './sample';
+import TreatmentTemplateModel from './treatment_template';
+
+const ConditionSchema = new mongoose.Schema({
+  sample_id: {type: mongoose.Schema.Types.ObjectId, ref: SampleModel},
+  number: String,
+  parameters: mongoose.Schema.Types.Mixed,
+  treatment_template: {type: mongoose.Schema.Types.ObjectId, ref: TreatmentTemplateModel}
+});
+
+export default mongoose.model('condition', ConditionSchema);
\ No newline at end of file
diff --git a/src/routes/condition.spec.ts b/src/routes/condition.spec.ts
new file mode 100644
index 0000000..2f17028
--- /dev/null
+++ b/src/routes/condition.spec.ts
@@ -0,0 +1,258 @@
+import should from 'should/as-function';
+import ConditionModel from '../models/condition';
+import TestHelper from "../test/helper";
+
+
+describe('/condition', () => {
+  let server;
+  before(done => TestHelper.before(done));
+  beforeEach(done => server = TestHelper.beforeEach(server, done));
+  afterEach(done => TestHelper.afterEach(server, done));
+
+  describe('GET /condition/id', () => {
+    it('returns the right condition', done => {
+      TestHelper.request(server, done, {
+        method: 'get',
+        url: '/condition/700000000000000000000001',
+        auth: {basic: 'janedoe'},
+        httpStatus: 200,
+        res: {_id: '700000000000000000000001', sample_id: '400000000000000000000001', number: 'B1', parameters: {material: 'copper', weeks: 3}, treatment_template: '200000000000000000000001'}
+      });
+    });
+    it('returns the right condition for an API key');
+    it('rejects an invalid id');
+    it('rejects an unknown id');
+    it('rejects unauthorized requests');
+  });
+
+  describe('POST /condition/new', () => {
+    it('returns the right condition', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 200,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'}
+      }).end((err, res) => {
+        if (err) return done(err);
+        should(res.body).have.only.keys('_id', 'sample_id', 'number', 'parameters', 'treatment_template');
+        should(res.body).have.property('_id').be.type('string');
+        should(res.body).have.property('sample_id', '400000000000000000000002');
+        should(res.body).have.property('number', 'B2');
+        should(res.body).have.property('treatment_template', '200000000000000000000001');
+        should(res.body).have.property('parameters');
+        should(res.body.parameters).have.property('material', 'hot air');
+        should(res.body.parameters).have.property('weeks', 10);
+        done();
+      });
+    });
+    it('stores the condition', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 200,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'}
+      }).end((err, res) => {
+        if (err) return done(err);
+        ConditionModel.findById(res.body._id).lean().exec((err, data: any) => {
+          if (err) return done(err);
+          should(data).have.only.keys('_id', 'sample_id', 'number', 'parameters', 'treatment_template', '__v');
+          should(data).have.property('_id');
+          should(data.sample_id.toString()).be.eql('400000000000000000000002');
+          should(data).have.property('number', 'B2');
+          should(data.treatment_template.toString()).be.eql('200000000000000000000001');
+          should(data).have.property('parameters');
+          should(data.parameters).have.property('material', 'hot air');
+          should(data.parameters).have.property('weeks', 10);
+          done();
+        });
+      });
+    });
+    it('rejects an invalid sample id', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '4000000000h0000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Invalid body format', details: '"sample_id" with value "4000000000h0000000000002" fails to match the required pattern: /[0-9a-f]{24}/'}
+      });
+    });
+    it('rejects a missing sample id', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '000000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Sample id not available'}
+      });
+    });
+    it('rejects an invalid treatment_template id', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000h00000000001'},
+        res: {status: 'Invalid body format', details: '"treatment_template" with value "200000000000h00000000001" fails to match the required pattern: /[0-9a-f]{24}/'}
+      });
+    });
+    it('rejects a sample treatment_template which does not exist', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '000000000000000000000001'},
+        res: {status: 'Treatment template not available'}
+      });
+    });
+    it('rejects a condition number already in use for this sample', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000001', number: 'B1', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Condition number already taken'}
+      });
+    });
+    it('rejects not specified parameters', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10, xx: 12}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Invalid body format', details: '"xx" is not allowed'}
+      });
+    });
+    it('rejects missing parameters', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air'}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Invalid body format', details: '"weeks" is required'}
+      });
+    });
+    it('rejects a parameter not in the value range', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'xxx', weeks: 10}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Invalid body format', details: '"material" must be one of [copper, hot air]'}
+      });
+    });
+    it('rejects a parameter below minimum range', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: -10}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Invalid body format', details: '"weeks" must be larger than or equal to 1'}
+      });
+    });
+    it('rejects a parameter above maximum range', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 11}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Invalid body format', details: '"weeks" must be less than or equal to 10'}
+      });
+    });
+    it('rejects a missing sample id', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Invalid body format', details: '"sample_id" is required'}
+      });
+    });
+    it('rejects a missing treatment_template', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}},
+        res: {status: 'Invalid body format', details: '"treatment_template" is required'}
+      });
+    });
+    it('rejects a missing number', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 400,
+        req: {sample_id: '400000000000000000000002', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'},
+        res: {status: 'Invalid body format', details: '"number" is required'}
+      });
+    });
+    it('rejects adding a condition to the sample of an other user for a write user', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 403,
+        req: {sample_id: '400000000000000000000003', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'}
+      });
+    });
+    it('accepts adding a condition to the sample of an other user for a maintain/admin user', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'admin'},
+        httpStatus: 200,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'}
+      }).end((err, res) => {
+        if (err) return done(err);
+        should(res.body).have.only.keys('_id', 'sample_id', 'number', 'parameters', 'treatment_template');
+        should(res.body).have.property('_id').be.type('string');
+        should(res.body).have.property('sample_id', '400000000000000000000002');
+        should(res.body).have.property('number', 'B2');
+        should(res.body).have.property('treatment_template', '200000000000000000000001');
+        should(res.body).have.property('parameters');
+        should(res.body.parameters).have.property('material', 'hot air');
+        should(res.body.parameters).have.property('weeks', 10);
+        done();
+      });
+    });
+    it('rejects an API key', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {key: 'janedoe'},
+        httpStatus: 401,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'}
+      });
+    });
+    it('rejects requests from a read user', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        auth: {basic: 'user'},
+        httpStatus: 403,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'}
+      });
+    });
+    it('rejects unauthorized requests', done => {
+      TestHelper.request(server, done, {
+        method: 'post',
+        url: '/condition/new',
+        httpStatus: 401,
+        req: {sample_id: '400000000000000000000002', number: 'B2', parameters: {material: 'hot air', weeks: 10}, treatment_template: '200000000000000000000001'}
+      });
+    });
+  });
+});
\ No newline at end of file
diff --git a/src/routes/condition.ts b/src/routes/condition.ts
new file mode 100644
index 0000000..0cf113d
--- /dev/null
+++ b/src/routes/condition.ts
@@ -0,0 +1,65 @@
+import express from 'express';
+import mongoose from 'mongoose';
+
+import ConditionValidate from './validate/condition';
+import ParametersValidate from './validate/parameters';
+import res400 from './validate/res400';
+import SampleModel from '../models/sample';
+import ConditionModel from '../models/condition';
+import TreatmentTemplateModel from '../models/treatment_template';
+
+
+const router = express.Router();
+
+router.post('/condition/new', async (req, res, next) => {
+  if (!req.auth(res, ['write', 'maintain', 'dev', 'admin'], 'basic')) return;
+
+  const {error, value: condition} = ConditionValidate.input(req.body, 'new');
+  if (error) return res400(error, res);
+
+  if (!await sampleIdCheck(condition, req, res, next)) return;
+  if (!await numberCheck(condition, res, next)) return;
+  if (!await treatmentCheck(condition, res, next)) return;
+
+  new ConditionModel(condition).save((err, data) => {
+    if (err) return next(err);
+    res.json(ConditionValidate.output(data.toObject()));
+  });
+})
+
+
+module.exports = router;
+
+
+async function sampleIdCheck (condition, req, res, next) {  // validate sample_id, returns false if invalid
+  const sampleData = await SampleModel.findById(condition.sample_id).lean().exec().catch(err => {next(err); return false;}) as any;
+  if (!sampleData) {  // sample_id not found
+    res.status(400).json({status: 'Sample id not available'});
+    return false
+  }
+
+  if (sampleData.user_id.toString() !== req.authDetails.id && !req.auth(res, ['maintain', 'admin'], 'basic')) return false;  // sample does not belong to user
+  return true;
+}
+
+async function numberCheck (condition, res, next) {  // validate number, returns false if invalid
+  const data = await ConditionModel.find({sample_id: new mongoose.Types.ObjectId(condition.sample_id), number: condition.number}).lean().exec().catch(err => {next(err); return false;}) as any;
+  if (data.length) {
+    res.status(400).json({status: 'Condition number already taken'});
+    return false;
+  }
+  return true;
+}
+
+async function treatmentCheck (condition, res, next) {
+  const treatmentData = await TreatmentTemplateModel.findById(condition.treatment_template).lean().exec().catch(err => {next(err); return false;}) as any;
+  if (!treatmentData) {  // sample_id not found
+    res.status(400).json({status: 'Treatment template not available'});
+    return false
+  }
+
+  // validate parameters
+  const {error, value: ignore} = ParametersValidate.input(condition.parameters, treatmentData.parameters);
+  if (error) {res400(error, res); return false;}
+  return true;
+}
\ No newline at end of file
diff --git a/src/routes/sample.ts b/src/routes/sample.ts
index fe12ed0..85619fa 100644
--- a/src/routes/sample.ts
+++ b/src/routes/sample.ts
@@ -150,7 +150,7 @@ module.exports = router;
 
 
 async function numberCheck (sample, res, next) {  // validate number, returns false if invalid
-  const sampleData = await SampleModel.findOne({number: sample.number}).lean().exec().catch(err => { return next(err)});
+  const sampleData = await SampleModel.findOne({number: sample.number}).lean().exec().catch(err => {next(err); return false;});
   if (sampleData) {  // found entry with sample number
     res.status(400).json({status: 'Sample number already taken'});
     return false
@@ -159,7 +159,7 @@ async function numberCheck (sample, res, next) {  // validate number, returns fa
 }
 
 async function materialCheck (sample, res, next, id = sample.material_id) {  // validate material_id and color, returns false if invalid
-  const materialData = await MaterialModel.findById(id).lean().exec().catch(err => {next(err);}) as any;
+  const materialData = await MaterialModel.findById(id).lean().exec().catch(err => {next(err); return false;}) as any;
   if (materialData instanceof Error) {
     return false;
   }
diff --git a/src/routes/template.spec.ts b/src/routes/template.spec.ts
index fa9361f..eea3ea4 100644
--- a/src/routes/template.spec.ts
+++ b/src/routes/template.spec.ts
@@ -121,7 +121,7 @@ describe('/template', () => {
             TemplateTreatmentModel.find({name: 'heat aging'}).lean().exec((err, data:any) => {
               if (err) return done(err);
               should(data).have.lengthOf(1);
-              should(data[0]).have.only.keys('_id', 'name', 'parameters');
+              should(data[0]).have.only.keys('_id', 'name', 'parameters', '__v');
               should(data[0]).have.property('name', 'heat aging');
               should(data[0]).have.property('parameters').have.lengthOf(1);
               should(data[0].parameters[0]).have.property('name', 'time');
@@ -443,7 +443,7 @@ describe('/template', () => {
           TemplateMeasurementModel.find({name: 'IR spectrum'}).lean().exec((err, data:any) => {
             if (err) return done(err);
             should(data).have.lengthOf(1);
-            should(data[0]).have.only.keys('_id', 'name', 'parameters');
+            should(data[0]).have.only.keys('_id', 'name', 'parameters', '__v');
             should(data[0]).have.property('name', 'IR spectrum');
             should(data[0]).have.property('parameters').have.lengthOf(1);
             should(data[0].parameters[0]).have.property('name', 'data point table');
diff --git a/src/routes/validate/condition.ts b/src/routes/validate/condition.ts
new file mode 100644
index 0000000..4c4673f
--- /dev/null
+++ b/src/routes/validate/condition.ts
@@ -0,0 +1,57 @@
+import Joi from '@hapi/joi';
+
+import IdValidate from './id';
+
+export default class ConditionValidate {
+  private static condition = {
+    sample_id: IdValidate.get(),
+
+    number: Joi.string()
+      .max(128),
+
+    parameters: Joi.object()
+      .pattern(/.*/, Joi.alternatives()
+        .try(
+          Joi.string().max(128),
+          Joi.number(),
+          Joi.boolean()
+        )
+      ),
+
+    treatment_template: IdValidate.get()
+  }
+
+  static input (data, param) {
+    if (param === 'new') {
+      return Joi.object({
+        sample_id: this.condition.sample_id.required(),
+        number: this.condition.number.required(),
+        parameters: this.condition.parameters.required(),
+        treatment_template: this.condition.treatment_template.required()
+      }).validate(data);
+    }
+    else if (param === 'change') {
+      return Joi.object({
+        sample_id: this.condition.sample_id,
+        number: this.condition.number,
+        parameters: this.condition.parameters,
+        treatment_template: this.condition.treatment_template
+      }).validate(data);
+    }
+    else {
+      return{error: 'No parameter specified!', value: {}};
+    }
+  }
+
+  static output (data) {
+    data = IdValidate.stringify(data);
+    const {value, error} = Joi.object({
+      _id: IdValidate.get(),
+      sample_id: this.condition.sample_id,
+      number: this.condition.number,
+      parameters: this.condition.parameters,
+      treatment_template: this.condition.treatment_template
+    }).validate(data, {stripUnknown: true});
+    return error !== undefined? null : value;
+  }
+}
\ No newline at end of file
diff --git a/src/routes/validate/parameters.ts b/src/routes/validate/parameters.ts
new file mode 100644
index 0000000..d14c6e2
--- /dev/null
+++ b/src/routes/validate/parameters.ts
@@ -0,0 +1,37 @@
+import Joi from '@hapi/joi';
+
+export default class ParametersValidate {
+  static input (data, parameters) {
+    let joiObject = {};
+    parameters.forEach(parameter => {
+      if (parameter.range.hasOwnProperty('values')) {
+        joiObject[parameter.name] = Joi.alternatives()
+          .try(Joi.string(), Joi.number(), Joi.boolean())
+          .valid(...parameter.range.values)
+          .required();
+      }
+      else if (parameter.range.hasOwnProperty('min') && parameter.range.hasOwnProperty('max')) {
+        joiObject[parameter.name] = Joi.number()
+          .min(parameter.range.min)
+          .max(parameter.range.max)
+          .required();
+      }
+      else if (parameter.range.hasOwnProperty('min')) {
+        joiObject[parameter.name] = Joi.number()
+          .min(parameter.range.min)
+          .required();
+      }
+      else if (parameter.range.hasOwnProperty('max')) {
+        joiObject[parameter.name] = Joi.number()
+          .max(parameter.range.max)
+          .required();
+      }
+      else {
+        joiObject[parameter.name] = Joi.alternatives()
+          .try(Joi.string(), Joi.number(), Joi.boolean())
+          .required();
+      }
+    });
+    return Joi.object(joiObject).validate(data);
+  }
+}
\ No newline at end of file
diff --git a/src/test/db.json b/src/test/db.json
index 24daaca..95ff0fc 100644
--- a/src/test/db.json
+++ b/src/test/db.json
@@ -183,6 +183,19 @@
         "__v": 0
       }
     ],
+    "conditions": [
+      {
+        "_id": {"$oid":"700000000000000000000001"},
+        "sample_id": {"$oid":"400000000000000000000001"},
+        "number": "B1",
+        "parameters": {
+          "material": "copper",
+          "weeks": 3
+        },
+        "treatment_template": {"$oid":"200000000000000000000001"},
+        "__v": 0
+      }
+    ],
     "treatment_templates": [
       {
         "_id": {"$oid":"200000000000000000000001"},
@@ -204,7 +217,8 @@
               "max": 10
             }
           }
-        ]
+        ],
+        "__v": 0
       },
       {
         "_id": {"$oid":"200000000000000000000002"},
@@ -214,7 +228,8 @@
             "name": "material",
             "range": {}
           }
-        ]
+        ],
+        "__v": 0
       }
     ],
     "measurement_templates": [
@@ -226,7 +241,8 @@
             "name": "dpt",
             "range": {}
           }
-        ]
+        ],
+        "__v": 0
       },
       {
         "_id": {"$oid":"300000000000000000000002"},
@@ -246,7 +262,8 @@
               "max": 0.5
             }
           }
-        ]
+        ],
+        "__v": 0
       }
     ],
     "users": [