1. Graduate School of Public Health, San Diego State University, San Diego, California
2. Graduate School of Public Health, San Diego State University, San Diego, California2University of California–San Diego School of Medicine, La Jolla
3. Human Language Technology Center of Excellence, Johns Hopkins University, Baltimore, Maryland
4. Keck School of Medicine, University of Southern California, Los Angeles
5. AAA Foundation for Traffic Safety, Washington, DC
6. University of California–San Diego School of Medicine, La Jolla