Singh, N., Naagar, J. K., Pandey, M., & Lokhande, H. (2022). Recent trends in risk factors of ectopic pregnancy: a retrospective study at a tertiary care centre. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 11(10), 2625–2629. https://doi.org/10.18203/2320-1770.ijrcog20222355