Gastrointestinal Endoscopy
Gastrointestinal Endoscopy > 2007 > 65 > 1 > 26-30
Gastrointestinal Endoscopy > 2007 > 65 > 1 > 111-117
Gastrointestinal Endoscopy > 2007 > 65 > 1 > 36-46
Gastrointestinal Endoscopy > 2007 > 65 > 1 > 139-144
Gastrointestinal Endoscopy > 2007 > 65 > 1 > 16-25