Tyumen
OrlovaMariaV.Tyumen State Medical University, 54 Odesskaya St., Tyumen 625023, Russiaorlovamv@tyumsmu.ru
ZhigilevaO.N.Tyumen State University, 10 Semakova Str., Tyumen 625003, Russiazhigileva@mail.ru
BolnykhI.I.Tyumen State University, 10 Semakova Str., Tyumen 625003, Russiazhigileva@mail.ru