title: The tyranny of the scope.
authors.forename: Noel
authors.initials: N
authors.lastname: Hershfield
mesh_terms: D020685:Colonoscopes / Q000706:statistics & numerical data*; D003937:Diagnosis, Differential; D005762:Gastroenterology / Q000193:education / Q000295:instrumentation; D006801:Humans; D010817:Physician-Patient Relations; D011364:Professional Practice