Gastrointestinal Endoscopy
Gastrointestinal Endoscopy > 2006 > 64 > 2 > 176-185
Gastrointestinal Endoscopy > 2006 > 64 > 2 > 263-267
Gastrointestinal Endoscopy > 2006 > 64 > 2 > 235-241.e2
Gastrointestinal Endoscopy > 2006 > 64 > 2 > 155-166
Gastrointestinal Endoscopy > 2006 > 64 > 2 > 195-199
Gastrointestinal Endoscopy > 2006 > 64 > 2 > 229-234