1. Division of Surveillance, Hazard Evaluations and Field Studies, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention,
Cincinnati, OH, USA
2. Public Health Institute, Cancer Registry of Greater California,
Sacramento, CA, USA
3. Department of Public Health Sciences, UC Davis School of Medicine,
Davis, CA, USA
4. Los Angeles Cancer Surveillance Program, Norris Comprehensive Cancer Center, University of Southern California,
Los Angeles, CA, USA