1. Gibb Epidemiology Consulting LLCArlingtonVirginia
2. Johns Hopkins UniversityBaltimoreMaryland
3. Department of Epidemiology and BiostatisticsMilken Institute School of Public HealthGeorge Washington UniversityWashingtonDistrict of Columbia
4. PhD candidate, Milken Institute School of Public HealthGeorge Washington UniversityWashingtonDistrict of Columbia