Shresth, Junu, Neelam Pradhan, and Ashma Rana. 2011. “Clinical Pelvimetry Before and During Labour: A Comparative Study Amongst Nulliparous Women”. Nepal Journal of Obstetrics and Gynaecology 4 (2):32-39. https://nepjol.info./index.php/NJOG/article/view/5044.