1.
Rev. chil. obstet. ginecol
; 58(1): 52-61, 1993. tab, ilus
Article
in Spanish
| LILACS
| ID: lil-119882
2.
São Paulo; Roca; 2. ed; 1990. 450 p. ilus.
Monography
in Portuguese
| LILACS
| ID: lil-656507