Chang Gung University - Division of Pulmonary and Critical Care Medicine, Chang Gung Memorial Hospital - Division of Pulmonary and Critical Care Medicine, National Kaohsiung University of Science and Technology - Department of Computer Science and Information Engineering, Kaohsiung Medical University - Division of Pulmonary and Critical Care Medicine, National Health Research Institutes - National Institute of Cancer Research, Hong Kong Baptist University (HKBU), Kaohsiung Veterans General Hospital - Division of Chest Medicine, Kaohsiung Chang Gung Memorial Hospital - Division of Pulmonary and Critical Care Medicine, Antai Tian-Sheng Memorial Hospital - Chest Division, I-Shou University - Division of Chest Medicine, Chang-Hua Christian Hospital - Chest Division, Chang-Hua Christian Hospital - Chest Division, Taichung Veterans General Hospital - Division of Chest Medicine, Taichung Veterans General Hospital - Division of Chest Medicine, Kaohsiung Chang Gung Memorial Hospital - Division of Pulmonary and Critical Care Medicine, I-Shou University - Division of Chest Medicine, Ping Tung Hospital, Kaohsiung Hsiao-Kang Hospital, Kaohsiung Medical University - Kaohsiung Municipal Ta-Tung Hospital, Taipei Medical University - Department of Emergency Medicine, Kaohsiung Medical University - Division of Pulmonary and Critical Care Medicine, National Health Research Institutes - National Institute of Environmental Health Sciences, National Health Research Institutes - National Institute of Environmental Health Sciences, National Health Research Institutes - National Institute of Environmental Health Sciences, National Health Research Institutes - National Institute of Environmental Health Sciences, Kaohsiung Medical University - Department of Pediatrics, National Sun Yat-sen University - Department of Marine Environment and Engineering, Kaohsiung Medical University - Division of Pulmonary and Critical Care Medicine, National Health Research Institutes - National Institute of Environmental Health Sciences and Independent