Maternal serum α-fetoprotein, β-human chorionic gonadotropin, and unconjugated estriol levels in midtrimester trisomy 18 pregnancies
Greenberg, Frank, Schmidt, Deborah, Darnule, Asha T., Weyland, Barbara R., Rose, Esmie, Alpert, ElliotVolume:
166
Language:
english
Journal:
American Journal of Obstetrics and Gynecology
DOI:
10.1016/0002-9378(92)91610-M
Date:
May, 1992
File:
PDF, 661 KB
english, 1992