The precise timing of embryo splitting for monozygotic dichorionic diamniotic twins: when does embryo splitting for monozygotic dichorionic diamniotic twins occur? Evidence for splitting at the morula/blastocyst stage from studies of in vitro fertilization - Kyono, K (Twin Res Hum Genet, 2013)
. Doi: 10.1017/thg.2013.32