1. Colonoscopy-associated perforation: systematic review and meta-analysis of incidence and risk factors Publication: [Harrisburg, Pa.] : Pennsylvania Patient Safety Authority, c2012 Subject(s): Colonic Neoplasms -- diagnosisColonoscopy -- adverse effectsIncidenceIntestinal Perforation -- epidemiologyIntestinal Perforation -- etiologyRisk FactorsHumansUnited States
