R, R. K., Chigateri, S., Kamat, L., & Divya, D. (2018). Surgical management of chronic fourth degree perineal tear: a single center experience. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 7(12), 4919–4923. https://doi.org/10.18203/2320-1770.ijrcog20184940