Bhoosanoor, S. R., S. BK, . Urvashi, and G. D. Sivasambu. “Ectopic Pregnancy: A Life Threatening Gynaecological Emergency”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 6, no. 1, Dec. 2016, pp. 117-20, doi:10.18203/2320-1770.ijrcog20164643.