Tripathi, Rashmi, and Neelam Singh. “Maternal and Perinatal Outcome in Rh Negative Mothers”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 7, no. 8 (July 26, 2018): 3141–3146. Accessed October 28, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/5001.