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Rev. colomb. cardiol
; 10(9): 503-503, nov.-dic. 2003.
Article
in Spanish
| LILACS
| ID: lil-358627
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Acta otorrinolaringol. cir. cabeza cuello
; 27(3,supl): 62-64, sept. 1999. tab
Article
in Spanish
| LILACS
| ID: lil-328515