1. Asfendiyarov Kazakh National Medical University, Department of obstetrics and gynecology No. 2, Almaty, Kazakhstan
2. Lithuanian University of Health Sciences, Department of obstetrics and gynecology, Kaunas, Lithuania
3. State-owned public enterprise with right of economic jurisdiction “Regional diagnostics center”, Clinical Diagnostics Laboratory, Almaty, Kazakhstan
4. Regional clinical hospital, Almaty, Kazakhstan
5. Lublin University of Technology, Faculty of Electrical Engineering and Computer Science, Lublin, Poland
6. Medical University of Lublin, Department of Human Physiology, Lublin, Poland