1 Department of Public Health, College of Health Science, Kaohsiung Medical University, Kaohsiung, Taiwan.
2 Department of Biomedical Sciences, Chang Gung University, Taoyuan, Taiwan.
3 Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan.
4 Molecular Infectious Disease Research Center, Chang Gung Memorial Hospital, Taoyuan, Taiwan.
5 Division of Pulmonary and Critical Care Medicine, Department of Medicine, Chang Gung, Memorial Hospital-Kaohsiung, Medical Center, Chang Gung University College of Medicine, Kaohsiung, Taiwan.
6 Institute of Environmental Engineering, National Sun Yat-Sen University, Kaohsiung, Taiwan.
7 Department of Medical Research, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan.