1. Saratov State University,Department of Dynamic Modeling and Biomedical Engineering,Saratov,Russia
2. Saratov State Medical University,Faculty Therapy Chair,Saratov,Russia
3. Saratov State Medical University,Department of Emergency Emergency and Anesthetic and Resuscitation Care,Saratov,Russia
4. Saratov State Medical University,Saratov,Russia
5. Saratov State Medical University,Department of Dynamic Modeling and Biomedical Engineering Saratov State University,Saratov,Russia