1.
Rev. costarric. cardiol
;
6(2): 37-42, mayo-ago. 2004. ilus
Article
in Spanish
| LILACS
| ID: lil-403807
2.
Rev. costarric. cardiol
;
6(1): 27-32, ene.-abr. 2004. ilus
Article
in Spanish
| LILACS
| ID: lil-400983