R, Ramesh Kumar, Seema Chigateri, Leena Kamat, and Divya Divya. 2018. “Surgical Management of Chronic Fourth Degree Perineal Tear: A Single Center Experience”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 7 (12):4919-23. https://doi.org/10.18203/2320-1770.ijrcog20184940.