The University of Hong Kong, Hong Kong, Hong Kong, China
Department of Obstetrics and Gynaecology, Hong Kong, Hong Kong, China
Oral and Maxillofacial Surgery, Faculty of Dentistry, The University of Hong Kong, Hong Kong, Hong Kong
The University of Hong Kong, Hong Kong, China
The University of Hong Kong, Hong Kong, Hong Kong
Integrated Centres on Smoking Cessation (ICSC), Tung Wah Groups of Hospital (TWGH), Hong Kong, China
Department of Anaesthesiology, The University of Hong Kong, Hong Kong, Hong Kong
Department of Medicine, the University of Hong Kong, Queen Mary Hospital, Hospital Authority, Hong Kong, Hong Kong
University of Hong Kong, Hong Kong, Hong Kong
Queen Mary Hospital and Fung Yiu King Hospital, Hong Kong West Cluster, Hospital Authority, Hong Kong, China