Ahmad, A., Nigam, A., Elahi, A. A., Jain, R., & Batra, S. (2016). Emergency contraception: knowledge, attitude and practices among women in South Delhi, India. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 5(2), 411–414. https://doi.org/10.18203/2320-1770.ijrcog20160380