1.
Ginecol Obstet Mex
; 39(235): 345-56, 1976 May.
Article
in Spanish
| MEDLINE
| ID: mdl-803079
2.
Ginecol Obstet Mex
; 38(229): 349-57, 1975 Nov.
Article
in Spanish
| MEDLINE
| ID: mdl-1205177