Sontakke, Bhavana Vaikunth. 2017. “PCOS in Adolescence: Effect of Metformin on Menstrual Irregularities”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 6 (8):3490-97. https://doi.org/10.18203/2320-1770.ijrcog20173470.