1.
Rev. méd. Chile
;
120(7): 832-5, jul. 1992.
Article
in Spanish
| LILACS
| ID: lil-109716
2.
Rev. adm. salud
;
(3): 22-3, 1988. ilus
Article
in Spanish
| LILACS
| ID: lil-56708
3.
Rev. méd. Chile
;
114(6): 572-80, Jun. 1986. ilus
Article
in Spanish
| LILACS
| ID: lil-44945
4.
Rev. chil. obstet. ginecol
;
50(5): 407-11, 1985. tab
Article
in Spanish
| LILACS
| ID: lil-33164