作者单位：
Department of Medicine, University College London, London, United Kingdom, Department of Specialist
[1]
Department of Gastroenterology, University College London Hospital, London, United Kingdom
[2]
Department of Surgery, University College London, London, United Kingdom
[3]
Department of Epidemiology and Public Health, University College London, London, United Kingdom
[4]
发布时间
2013-11-20
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