Technology assessment status evaluation: overtube use in gastrointestinal endoscopy March 1996.
D020685:Colonoscopes / Q000009:adverse effects / Q000592:standards*; D004868:Equipment Failure; D004869:Equipment Safety; D019317:Evidence-Based Medicine; D020699:Gastroscopes / Q000009:adverse effects / Q000592:standards*; D006801:Humans; D013673:Technology Assessment, Biomedical