Nadkarni, P.K., Nadkarni, K.M., Singh, P.P., Singh, P., Nadkarni, A., Kalyani, K.R. and Shreedharan, R. 2017. A comparative study of pregnancy outcome of sequential versus day 3 versus only blastocyst (day 6) transfer at a single IVF center over one year. International Journal of Reproduction, Contraception, Obstetrics and Gynecology. 4, 6 (Feb. 2017), 2032–2035. DOI:https://doi.org/10.18203/2320-1770.ijrcog20151262.