1.
Rev. méd. Chile
; 116(8): 743-50, ago. 1988. tab
Article
in Spanish
| LILACS
| ID: lil-56840
2.
Rev. méd. Chile
; 114(11): 1062-6, nov. 1986. ilus
Article
in Spanish
| LILACS
| ID: lil-39788
3.
Rev. chil. pediatr
; 57(5): 410-3, sept.-oct. 1986. tab
Article
in Spanish
| LILACS
| ID: lil-43750