1.
Rev. méd. Chile
;
118(3): 275-9, mar. 1990. tab, ilus
Article
in Spanish
| LILACS
| ID: lil-84477
2.
Rev. méd. Chile
;
116(12): 1302-5, dic. 1988. tab
Article
in Spanish
| LILACS
| ID: lil-65212