Why might infertile couples have problem pregnancies?
Baird
D D
DD
Epidemiology Branch, National Institute of Environmental Health Sciences, Research Triangle Park, NC 27709, USA.
Wilcox
A J
AJ
Kramer
M S
MS
D004624:Embryo Transfer; D005260:Female; D005307:Fertilization in Vitro / Q000009:adverse effects / Q000379:methods*; D005313:Fetal Death; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D007246:Infertility / Q000628:therapy*; D008297:Male; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology*; D011256:Pregnancy Outcome; D012307:Risk Factors