Upadhyay K, Dhok A, Jaiswal A. Impact of changing life style on age of menarche. Int J Reprod Contracept Obstet Gynecol [Internet]. 2019 May 28 [cited 2025 Dec. 4];8(6):2261-5. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/6375