From the *Institute for Global Health & Infectious Diseases and †Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC
Conflicts of interest: Neither author has any conflicts of interest to report.
C.B.H. is supported by the National Institute of Mental Health (K23MH099941), and K.A.P. is supported by the National Institute of Mental Health (R03MH100987) and the National Institute of Allergy and Infectious Diseases (R01AI083059)—at the National Institutes of Health.
Correspondence: Christopher Hurt, MD, 130 Mason Farm Rd, CB#7030, Chapel Hill, NC 27599-7030. Email: email@example.com
Received for publication October 15, 2013, and accepted November 13, 2013.