作者单位: | Department of Medicine, Section of Gastroenterology, Hepatology, and Nutrition, University of Chicago, Chicago, Illinois, United States of America;Department of Medicine, Section of Gastroenterology, Hepatology, and Nutrition, University of Chicago, Chicago, Illinois, United States of America;Department of Medicine, Section of Gastroenterology, Hepatology, and Nutrition, University of Chicago, Chicago, Illinois, United States of America;Department of Health Studies, University of Chicago, Chicago, Illinois, United States of America;Department of Medicine, Section of Gastroenterology, Hepatology, and Nutrition, University of Chicago, Chicago, Illinois, United States of America;Department of Medicine, Section of Gastroenterology, Hepatology, and Nutrition, University of Chicago, Chicago, Illinois, United States of America
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