1.
Rev. méd. Chile
;
116(8): 771-4, ago. 1988. ilus
Article
in Spanish
| LILACS
| ID: lil-56845
2.
Rev. méd. Chile
;
115(12): 1176-80, dic. 1987. ilus, tab
Article
in Spanish
| LILACS
| ID: lil-56371