title: Be cautious with administrative data.
authors.forename: Neil
authors.initials: N
authors.lastname: Hyman
mesh_terms: D003082:Colectomy / Q000379:methods / Q000706:statistics & numerical data; D003625:Data Collection; D016208:Databases, Factual; D006801:Humans; D012004:Rectal Neoplasms / Q000453:epidemiology / Q000601:surgery; D014481:United States