1,174
Participants
Start Date
January 30, 2017
Primary Completion Date
December 1, 2019
Study Completion Date
December 1, 2019
split-dose of Magnesium Sulfate solution
purgative for bowel preparation
split-dose of PEG
purgative for bowel preparation
Department of Gastroenterology, The Second Medical Center & National Clinical Research Center for Geriatric Diseases, Chinese PLA General Hospital,, Beijing
Endoscopic center, Xijing Hospital of Digestive Diseases, Xi’an
Air Force Military Medical University, China
OTHER