The efficacy, acceptability and safety of the new 2L polyethylene glycol plus electrolytes plus ascorbic acid (PEG+E+ASC) vs the 4L polyethylene glycol 3350 plus electrolytes (PEG+E) in patients undergoing elective colonoscopies in a UK teaching hospital
D O I:
10.1016/j.gie.2008.03.836