1. School of Data Science, City University of Hong Kong, Hong Kong, S.A.R. of China
2. Hong Kong Jockey Club Centre for Suicide Research and Prevention, The University of Hong Kong, Hong Kong, S.A.R. of China
3. Department of Anaesthesia and Intensive Care, Chinese University of Hong Kong, Hong Kong, S.A.R. of China
4. Department of Thoracic Oncology, Tongji Hospital, Huazhong University of Science and Technology, Wuhan, China