Goyal, Neha. “Pattern and Features of Menstruation Among Adolescent Girls in Haldwani: A Cross-Sectional Study”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 7, no. 7 (June 27, 2018): 2805–2812. Accessed November 14, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/4976.