Nisa, Chairun, et al. “Perineal Body Length and Pelvic Organ Prolapse in Menopausal Women: Panjang Perineal Body Dan Prolaps Organ Panggul Pada Wanita Menopause”. Indonesian Journal of Obstetrics and Gynecology, vol. 7, no. 3, July 2019, pp. 193-5, doi:10.32771/inajog.v7i3.992.