On the fetal heart rate in early pregnancy
Resch, Béla A., Herczeg, János, Papp, Julius Gy.Volume:
116
Language:
english
Journal:
American Journal of Obstetrics and Gynecology
DOI:
10.1016/0002-9378(73)91071-5
Date:
May, 1973
File:
PDF, 177 KB
english, 1973