Khmil, M.S. et al. 2020. EFFICIENCY OF VITAMIN D USING IN COMPLEX TREATMENT OF INFERTILITY IN WOMEN WITH POLYCYSTIC OVARY SYNDROME . Actual Problems of Pediatrics, Obstetrics and Gynecology. 2 (Mar. 2020), 103–110. DOI:https://doi.org/10.11603/24116-4944.2019.2.10912.