Perinatal risk in singleton pregnancies after in vitro fertilization.


OBJECTIVE To assess perinatal risks to singleton births after in vitro fertilization (IVF) versus spontaneous conception. DESIGN Cross-sectional. SETTING A 2006 registry database of the Japan Society of Obstetrics and Gynaecology (JSOG) capturing 5.8% of total births. PATIENT(S) 53,939 singleton births from spontaneous conceptions and 1,408 singletons… (More)
DOI: 10.1016/j.fertnstert.2009.12.031


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