Sethi PS, Sharma S, Chawla I. Comparative evaluation of composite and simplified who partograms in a tertiary care centre in North India. Int J Reprod Contracept Obstet Gynecol [Internet]. 2017 Oct. 28 [cited 2025 Oct. 2];6(11):5003-7. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/3618