200
Participants
Start Date
May 1, 2018
Primary Completion Date
January 1, 2021
Study Completion Date
February 28, 2021
colonoscopy first
Received water exchange colonoscopy followed by EGD
EGD first
Received EGD followed by water exchange colonoscopy
Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Taipei
Dalin Tzu Chi General Hospital
OTHER