M.M. Magomedov - Dr.Sc. (Med.), Professor, Dagestan State Medical Academy, Makhachkala
Sh.Kh. Rabadanov - Deputy Chief Physician, Republican Clinical Hospital, Makhachkala P.M. Nurmagomedova - Ph.D. (Med.), Acting Chief Obstetrician-Gynecologist Republic of Dagestan, Makhachkala
Z.A. Magomedova - Ph.D. (Med.), Head of Gynecology Department, Republican Interdistrict Multihospital, Makhachkala
G.M Gamzatov - Clinical Intern, Republican Interdistrict Multihospital, Makhachkala

D.R. Ragimova - Student, Medical Faculty, Dagestan State Medical University, Makhachkala, Russian Federation. E-mail: rdjennet@mail.ru R.M. Ragimov - Dr.Sc. (Med.), Professor, Dean of the Medical Faculty, Dagestan State Medical University, Makhachkala, Russian Federation. E-mail:razinragimov@mail.ru