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Journal of Clinical Gastroenterology|November 3, 2009
Withdrawal times and associated factors in colonoscopy: a quality assurance multicenter assessmentBergein F Overholt, Linda Brooks-Belli, Michael Grace, et al.
Journal of Clinical Gastroenterology|January 28, 2010
Evaluating screening age for colonoscopy: a quality assurance assessmentBergein F Overholt, Linda Brooks-Belli, Michael G Grace, et al.
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