Raveendran S, Mohanapu S, Murugaiah Y. Obstetric outcome in elderly nulliparous women: a comparative study. Int J Reprod Contracept Obstet Gynecol [Internet]. 2017 Feb. 3 [cited 2026 Jan. 31];5(9):2921-8. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/1530