1. Nethersole School of Nursing, Faculty of Medicine, The Chinese University of Hong Kong, Shatin, Hong Kong
2. Department of Psychiatry, the University of Hong Kong, Pok Fu Lam, Hong Kong
3. Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts
4. Department of Psychology, The University of Hong Kong, Pok Fu Lam, Hong Kong
5. Department of Social Work, Hong Kong Baptist University, Kowloon Tong, Hong Kong