1.
Rev. chil. enferm. respir
;
23(3): 203-205, sep. 2007. ilus
Article
in Spanish
| LILACS
| ID: lil-490431
2.
Rev. chil. enferm. respir
;
23(1): 56-58, mar. 2007. ilus
Article
in Spanish
| LILACS
| ID: lil-627154