1.
Acta méd. colomb
; 20(5): 255-6, sept.-oct. 1995.
Article
in Spanish
| LILACS
| ID: lil-183395
2.
Acta méd. colomb
; 13(4): 279-81, jul.-ago. 1988.
Article
in Spanish
| LILACS
| ID: lil-292887