1. Institute
for Risk Assessment Sciences, Division of Environmental Epidemiology, Utrecht University, Utrecht 3512 JE, The Netherlands
2. Division
of Cancer Epidemiology, Genetics, National Cancer Institute, NIH, DHHS, Bethesda, Maryland 20892, United States
3. China National Environmental
Monitoring Centre, Beijing 100062, China
4. College
of Public Health Sciences, Chulalongkorn University, Bangkok 10330, Thailand