1. Center for Health Information and Decision Systems, Department of Decision, Operations, and Information Technologies, Robert H. Smith School of Business, University of Maryland, College Park, MD, USA
2. College of Information Studies (iSchool), University of Maryland, College Park, MD, USA
3. Kantar, Cape Town, South Africa
4. National Institute of Allergy and Infectious Diseases, Division of AIDS, National Institutes of Health, Bethesda, MD, USA