1.
Cuad. méd.-soc. (Santiago de Chile)
;
33(4): 7-8, sept. 1992.
Article
in Spanish
| LILACS
| ID: lil-116018
2.
Rev. chil. cir
;
40(1): 7-18, mar. 1988.
Article
in Spanish
| LILACS
| ID: lil-58970