TY JOUR TI FAMILY HEALTH AND REPRODUCTION WORK IN ASTRAKHAN REGION KW in vitro fertilization KW infertility KW reproduction KW indicator JO CASPIANJOURNALOF MEDICINE AND PHARMACY AU Provatar, N.P. AU Kashirskaya, E.I. AU Stepina, N.A. AU Volynskaya, E.V. AU Ripp, S.V. AU Tabolina, V.N. PY 2023 IS 4 PB Astrakhan State Medical University