1. Department of Health Services Administration, China Medical University, Taichung 404, Taiwan
2. Department of Urban Planning, College of Planning and Design, National Cheng Kung University, Tainan 701, Taiwan
3. Healthy Cities Research Center, Research and Services Headquarter, National Cheng Kung University, Tainan 701, Taiwan
4. Department of Public Health, College of Medicine, National Cheng Kung University, Tainan 701, Taiwan