1. Medical Doctor, PhD Student, Department of Normal Physiology, Kazan State Medical University, Kazan, Republic of Tatarstan, Russian Federation.
2. Doctor of Medical Science, Professor, Department of Morphology and Physiology, “Karaganda Medical University” NCJSC, Karaganda, Kazakhstan.
3. Doctor of Biological Science, Professor, Department of Normal Physiology, Kazan State Medical University, Kazan, Republic of Tatarstan, Russian Federation.
4. Candidate of medical science, Associate Professor, Department of Morphology and Physiology, “Karaganda Medical University” NCJSC, Karaganda, Kazakhstan.