1.
Prensa méd. argent
;
68(4): 135-8, 1981.
Article
in Spanish
| LILACS
| ID: lil-5841
2.
Prensa méd. argent
;
68(17): 747-51, 1981.
Article
in Spanish
| LILACS
| ID: lil-5890
3.
Prensa méd. argent
;
68(7): 286-9, 1981.
Article
in Spanish
| LILACS
| ID: lil-6092