1. a National Center of Excellence for Environmental and Hazardous Waste Management, Faculty of Science, Environmental Science Department , Chulalongkorn University , Bangkok , Thailand
2. b Inter-Department of Environmental Science, Graduate School , Chulalongkorn University , Bangkok , Thailand
3. c Department of Hygiene and Public Health , Teikyo University, School of Medicine , Tokyo , Japan
4. d Faculty of Community Health Care , Teikyo Heisei University , Ichihara , Japan
5. e Center for Environmental Science in Saitama , Kazo , Japan
6. f Department of Public Health , Kyorin University, School of Medicine , Tokyo , Japan
7. g National Institute for Environmental Studies , Tsukuba , Japan