[1
]
Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Shatin,
Hong Kong Institute of Digestive Disease, The Chinese University of Hong Kong, Shatin,
Hong Kong.
[2
]
Nethersole School of Nursing, The Chinese University of Hong Kong, Shatin, Hong Kong.
[3
]
Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Shatin,
Hong Kong Institute of Digestive Disease, The Chinese University of Hong Kong, Shatin,
Hong Kong State Key Laboratory in Digestive Disease, The Chinese University of Hong
Kong, Shatin, Hong Kong.
[4
]
Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Shatin,
Hong Kong.
[5
]
Department of Anatomical and Cellular Pathology, The Chinese University of Hong Kong,
Shatin, Hong Kong.