1.
Gac. méd. Méx
;
131(2): 157-72, mar.-abr. 1995. ilus, tab
Article
in Spanish
| LILACS
| ID: lil-174036
2.
Arch. Inst. Cardiol. Méx
;
63(2): 85-8, mar.-abr. 1993. ilus
Article
in Spanish
| LILACS
| ID: lil-177035