1.
An R Acad Nac Med (Madr)
; 123(4): 961-78, 2006.
Article
in Spanish
| MEDLINE
| ID: mdl-17691202
2.
Cir. Urug
; 58(6): 242-4, nov.-dic. 1988. ilus
Article
in Spanish
| LILACS
| ID: lil-106915
3.
Cir. Urug
; 56(2/3): 134-6, mar.-jun. 1986.
Article
in Spanish
| LILACS
| ID: lil-85126