1.
Ginecol Obstet Mex
; 39(235): 357-62, 1976 May.
Article
in Spanish
| MEDLINE
| ID: mdl-803080
2.
Ginecol Obstet Mex
; 36(213): 65-74, 1974 Jul.
Article
in Spanish
| MEDLINE
| ID: mdl-4421937