1.
Gastroenterol Hepatol
; 30(8): 507-8, 2007 Oct.
Article
in Spanish
| MEDLINE
| ID: mdl-17949620
2.
Gastroenterol Hepatol
; 30(4): 251-4, 2007 Apr.
Article
in Spanish
| MEDLINE
| ID: mdl-17408556