First-trimester transvaginal amniocentesis for genetic evaluation of multiple gestation.
Shalev
E
E
Dan
U
U
Machiach
S
S
Chaki
R
R
Shalev
J
J
Barkai
G
G
Goldman
B
B
D000649:Amniocentesis / Q000379:methods*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011272:Pregnancy, Multiple