Thakur, S., and C. Pratap. “Comparison Between Sublingual 600 and 800 Microgram Misoprostol After Mifepristone for MTP up to 9 Weeks Gestation”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 7, no. 12, Nov. 2018, pp. 4996-04, doi:10.18203/2320-1770.ijrcog20184955.