1. CPET Research Core, Gerald Choa Cardiac Research Centre and Division of Cardiology, Department of Medicine & Therapeutics, Faculty of Medicine, The Chinese University of Hong Kong, Hong Kong SAR , China
2. Laboratory for Heart Failure + Circulation Research, Li Ka Shing Institute of Health Sciences, The Chinese University of Hong Kong, Prince of Wales Hospital , Hong Kong SAR, China
3. CARE Programme of Lui Che Woo Institute of Innovative Medicine at Hong Kong Hub of Paediatric Excellence, Hong Kong Children’s Hospital, Kowloon Bay , Hong Kong SAR, China
4. Department of Epidemiology and Biostatistics, School of Public Health, Faculty of Medicine, Imperial College London , London, UK