V. V. Tkach
Crimean Federal University named after V.I. Vernadsky; Perinatal Center of N.A. Semashko Republican Clinical Hospital
Russian Federation

Vladislav V. Tkach, candidate of medical sciences 

295051, Simferopol, Lenina blvd., 5/7

295017, Simferopol, Semashko st., 8 

A. N. Sulima
Crimean Federal University named after V.I. Vernadsky
Russian Federation

 Anna N. Sulima, doctor of medical sciences, professor 

295051, Simferopol, Lenina blvd., 5/7

A. V. Tkach
Crimean Federal University named after V.I. Vernadsky
Russian Federation

 Anton V. Tkach 

295051, Simferopol, Lenina blvd., 5/7