William S. Chao

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This study presents a systematic methodology for MDA transformation that includes creating a platform independent model (PIM), transforming PIM into platform specific model (PSM), and transforming PSM into a Code model. The PIM is created first based on the use case, activity diagram and robustness diagram. The PIM is then transformed into a PSM based on(More)
OBJECTIVES Live demonstrations of endoscopic retrograde cholangiopancreatography (ERCP) have a high educational value and contribute significantly to endoscopy development and training. However, the success and safety of live demonstration have been questioned. The aim of this study was to evaluate the success rate and complications of therapeutic ERCP(More)
BACKGROUND Hands-on endoscopy workshops are popular and valuable sources for the continuing medical education of endoscopists. Concerns, however, exist regarding clinical outcomes of procedures performed during hands-on training of ERCP. OBJECTIVE We compared the success rates and complications between patients in the hands-on training courses and matched(More)
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