Bhati BS, Patidar A, Kori A, Bhati I. An unusual case of constriction ring dystocia. Int J Reprod Contracept Obstet Gynecol [Internet]. 2017 Feb. 23 [cited 2025 Oct. 7];5(7):2431-3. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/1331