Gamero, Carlos. “The Risk of Vaginal Delivery With Episiotomy in Primiparous Without Episiotomy at the National Hospital Juan Jose Fernandez of El Salvador”. Universidad y Ciencia 7, no. 10 (July 7, 2015): 25–29. Accessed August 17, 2024. https://camjol.info/index.php/UYC/article/view/1964.