Safety of early amniocentesis.
Vandenbussche
F P
FP
Kanhai
H H
HH
Keirse
M J
MJ
D000649:Amniocentesis / Q000009:adverse effects*; D015193:Chorionic Villi Sampling / Q000009:adverse effects; D005260:Female; D006801:Humans; D011247:Pregnancy; D013997:Time Factors