Affiliations

• ¹ Department of Health Behavior, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, NC 27599, USA.
• ² Department of Health Behavior, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, NC 27599, USA; Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa.
• ³ Department of Health Behavior, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, NC 27599, USA. Electronic address: Nora_Rosenberg@unc.edu.