1. Neuropsychiatric Rehabilitation Laboratory, Department of Rehabilitation Sciences, The Hong Kong Polytechnic University, Hong Kong
2. Centre on Behavioral Health, Department of Social Work and Social Administration, The University of Hong Kong, Hong Kong
3. Center for Integrative Medicine, The University of Maryland School of Medicine, USA
4. Department of Clinical Oncology, Queen Elizabeth Hospital, Hong Kong
5. Medical Research Division, Korea Institute of Oriental Medicine, Daejeon 305-811, Republic of Korea