Gastrointestinal Endoscopy
Gastrointestinal Endoscopy > 2006 > 63 > 2 > 267-272
Gastrointestinal Endoscopy > 2006 > 63 > 2 > 234-239
Gastrointestinal Endoscopy > 2006 > 63 > 2 > 302-306
Gastrointestinal Endoscopy > 2006 > 63 > 2 > 317-320
Gastrointestinal Endoscopy > 2006 > 63 > 2 > 262-266