The Authors Reply

Affiliations

• ¹ School of Public Health, University of California, Berkeley, CA Center for Health and Community, University of California, San Francisco, CA.
• ² Department of Biostatistics, University of Michigan School of Public Health, Ann Arbor, MI.
• ³ Department of Mental Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD Department of Biostatistics, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD.
• ⁴ Division of Surveillance, Hazard Evaluations, and Field Studies, National Institute for Occupational Safety and Health, Cincinnati, OH.
• ⁵ School of Medicine, Johns Hopkins University, Baltimore, MD.
• ⁶ Department of Epidemiology, Drexel University, Philadelphia, PA.