1. Division of HIV/AIDS Prevention, National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention, Centers for Disease Control and Prevention, Atlanta, GA, USA
2. ICF Macro International, Inc., Corporate Square, Atlanta, GA, USA
3. Office for State, Local, Territorial and Tribal Support, Office of the Director, Centers for Disease Control and Prevention, Atlanta, GA, USA
4. Department of Public Health, College of Health Professions, North Dakota State University, Fargo, ND, USA