Gastrointestinal Endoscopy
Gastrointestinal Endoscopy > 2002 > 56 > 2 > 233-238
Gastrointestinal Endoscopy > 2002 > 56 > 2 > 180-189
Gastrointestinal Endoscopy > 2002 > 56 > 2 > 202-208
Gastrointestinal Endoscopy > 2002 > 56 > 2 > 284-291
Gastrointestinal Endoscopy > 2002 > 56 > 2 > 249-253
Gastrointestinal Endoscopy > 2002 > 56 > 2 > 174-179
Gastrointestinal Endoscopy > 2002 > 56 > 2 > 279-284