Early amniocentesis.
Penso
C A
CA
Department of Obstetrics and Gynecology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115.
Frigoletto
F D
FD
D000649:Amniocentesis / Q000009:adverse effects / Q000379:methods; D005260:Female; D006801:Humans; D011237:Predictive Value of Tests; D011247:Pregnancy