title: ADR improvement: the result of the intervention or the Hawthorne effect.
authors.affiliation: Department of Medicine, McGill University, Montreal, Quebec, Canada.
authors.forename: Maida J
authors.initials: MJ
authors.lastname: Sewitch
authors.forename: Stephanie
authors.initials: S
authors.lastname: Carpentier
authors.forename: Talat
authors.initials: T
authors.lastname: Bessissow
mesh_terms: D000236:Adenoma / Q000175:diagnosis*; D003113:Colonoscopy / Q000193:education* / Q000592:standards*; D015179:Colorectal Neoplasms / Q000175:diagnosis*; D005260:Female; D006801:Humans; D007318:Inservice Training; D008297:Male; D061646:Operative Time; D058996:Quality Improvement