Northeastern University, affiliation not provided to SSRN, affiliation not provided to SSRN, University of California, San Francisco (UCSF), affiliation not provided to SSRN, University of California, Berkeley, University of California, Berkeley, University of California, Berkeley, affiliation not provided to SSRN, California Environmental Protection Agency (Cal/EPA) - Office of Environmental Health Hazard Assessment, affiliation not provided to SSRN, Silent Spring Institute and University of California, Berkeley - Department of Health Policy and Management