1.
Aten Primaria
; 34(6): 324-5, 2004 Oct 15.
Article
in Spanish
| MEDLINE
| ID: mdl-15491528
2.
Aten Primaria
; 12(4): 238-9, 1993 Sep 15.
Article
in Spanish
| MEDLINE
| ID: mdl-8374027