title: Failure of an Internet-based health care intervention for colonoscopy preparation: a caveat for investigators.
authors.forename: Aarti
authors.initials: A
authors.lastname: Kakkar
authors.forename: Brian C
authors.initials: BC
authors.lastname: Jacobson
mesh_terms: D000367:Age Factors; D000368:Aged; D001900:Boston; D002400:Cathartics / Q000008:administration & dosage; D003113:Colonoscopy; D004522:Educational Status; D005260:Female; D006801:Humans; D020407:Internet; D008297:Male; D008875:Middle Aged; D010353:Patient Education as Topic / Q000379:methods*
chemical_list: D002400:Cathartics