1.
Rev. costarric. cardiol
;
5(2): 27-34, may-ago. 2003. ilus
Article
in Spanish
| LILACS
| ID: lil-359597
2.
Rev. costarric. cardiol
;
4(1): 36-44, ene.-abr. 2002. ilus
Article
in Spanish
| LILACS
| ID: lil-580251