1.
Bol. Asoc. Méd. P. R
;
74(4): 1235, 1982.
Article
in Spanish
| LILACS
| ID: lil-10455
2.
Bol. Asoc. Méd. P. R
;
74(5/6): 169-71, 1982.
Article
in Spanish
| LILACS
| ID: lil-10462