1.
Clin. cienc
; 1(4): 20-27, 2002. ilus, tab, graf
Article
in Spanish
| LILACS
| ID: lil-343138
2.
Bol. Hosp. San Juan de Dios
; 38(5): 349-50, sept.-oct. 1991.
Article
in Spanish
| LILACS
| ID: lil-104872