Pregnancy outcomes of twins after in vitro and spontaneous fertilization.
Choi
S J
SJ
Department of Obstetrics and Gynecology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea.
Kim
H S
HS
Roh
C R
CR
D005260:Female; D005306:Fertilization / Q000502:physiology*; D005307:Fertilization in Vitro; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D009017:Morbidity; D011247:Pregnancy; D011256:Pregnancy Outcome; D011272:Pregnancy, Multiple; D012189:Retrospective Studies; D014427:Twins