Nadkarni PK, Nadkarni KM, Singh PP, Singh P, Nadkarni A, Kalyani KR, Shreedharan R. 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. Int J Reprod Contracept Obstet Gynecol [Internet]. 2017 Feb. 19 [cited 2025 Oct. 13];4(6):2032-5. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/2426