1.
Acta méd. peru
;
17(1): 55-64, jul.-sept. 1999.
Article
in Spanish
| LILACS
| ID: lil-267286
2.
Bol. méd. Hosp. Infant. Méx
;
40(7): 386-92, 1983.
Article
in Spanish
| LILACS
| ID: lil-17937