Mehra, Reeti, Anju Huria, and Beena Mahaur. “Qualitative Human Chorionic Gonadotropin Testing in Vaginal Fluid for Diagnosis of Preterm Premature Rupture of Membrane”. Nepal Journal of Obstetrics and Gynaecology 4, no. 2 (July 14, 2011): 28–31. Accessed January 31, 2025. https://nepjol.info./index.php/NJOG/article/view/5043.