Search results for: Hashem B. El-Serag
Digestive Diseases and Sciences > 2014 > 59 > 12 > 2913-2926
Digestive Diseases and Sciences > 1998 > 43 > 5 > 1001-1008
Digestive Diseases and Sciences > 2014 > 59 > 12 > 2913-2926
Digestive Diseases and Sciences > 1998 > 43 > 5 > 1001-1008