Hoàng VL, Đỗ TH, Hoàng THT. PREVALENCE OF SERUM VITAMIN D DEFICIENCY AND ITS ASSOCIATION WITH INFERTILITY - RELATED FACTORS IN WOMEN UNDERGOING IVF AT HANOI MEDICAL UNIVERSITY HOSPITAL. VMJ [Internet]. 2026 Jun. 19 [cited 2026 Aug. 8];561(2). Available from: https://tapchiyhocvietnam.vn/index.php/vmj/article/view/18315