Accuracy of endoscopic measurements: sizing up the problem.
Van Dam
J
J
D004724:Endoscopy / Q000592:standards*; D005762:Gastroenterology / Q000193:education; D006801:Humans; D007388:Internal Medicine / Q000193:education; D007396:Internship and Residency; D015588:Observer Variation; D015203:Reproducibility of Results