University of Southern California, University of Southern California, Sonoma Technology, Sonoma Technology, University of California, Irvine - Department of Environmental and Occupational Health, University of Southern California, University of Southern California, University of Southern California - Department of Population and Public Health Sciences, University of California, Los Angeles (UCLA) - Department of Environmental Health Sciences, NASA, University of Southern California - Department of Population and Public Health Sciences, University of Southern California - Department of Population and Public Health Sciences, University of Southern California - Department of Population and Public Health Sciences, University of Southern California - Department of Population and Public Health Sciences and University of Southern California - Department of Population and Public Health Sciences