1.
Obstet. ginecol. latinoam
; 41(9/10): 412-9, 1983.
Article
in Spanish
| LILACS
| ID: lil-16512
2.
Obstet. ginecol. latinoam
; 41(3/4): 136-43, 1983.
Article
in Spanish
| LILACS
| ID: lil-14956