Subspecialization in obstetrics and gynecology
Pearse, Warren H., Trabin, Jay R.Volume:
128
Language:
english
Journal:
American Journal of Obstetrics and Gynecology
DOI:
10.1016/0002-9378(77)90626-3
Date:
June, 1977
File:
PDF, 467 KB
english, 1977