Kumari, N., V. Gupta, P. Chaudhari, S. Nimonkar, and A. Tandon. “Displaced Intrauterine Contraceptive Device: A Prospective Study at Tertiary Level Hospital of Uttarakhand, India”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 7, no. 4, Mar. 2018, pp. 1617-21, doi:10.18203/2320-1770.ijrcog20181366.