Lakshmy, S. R., Ziyaulla, T., & Umapathy, S. (2019). Diagnostic dilemmas of an eccentrically located gestation sac: role of 3D ultrasound. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 9(1), 156–164. https://doi.org/10.18203/2320-1770.ijrcog20196013