title: Missed cancers at colonscopy: learning the hard way.
authors.forename: J
authors.initials: J
authors.lastname: Van Dam
authors.forename: L S
authors.initials: LS
authors.lastname: Friedman
mesh_terms: D003113:Colonoscopy / Q000379:methods*; D015179:Colorectal Neoplasms / Q000175:diagnosis*; D006801:Humans; D010818:Practice Patterns, Physicians'