Search results for: Lei Liu
Gastrointestinal Endoscopy > 2002 > 56 > 1 > 72-77
Gastrointestinal Endoscopy > 2001 > 54 > 3 > 340-345
Gastrointestinal Endoscopy > 2001 > 54 > 3 > 346-350
Gastrointestinal Endoscopy > 2001 > 53 > 4 > 431-437
Gastrointestinal Endoscopy > 2000 > 52 > 6 > 725-729
Gastrointestinal Endoscopy > 2000 > 52 > 2 > 175-182
Gastrointestinal Endoscopy > 2000 > 51 > 3 > 296-303
Gastrointestinal Endoscopy > 1998 > 48 > 3 > 250-257