Gregory
      
        
            David
      
        
            Sempowski
      
      
      Positions
- Professor in Medicine
 - Professor of Pathology
 - Affiliate, Duke Global Health Institute
 - Member of the Duke Human Vaccine Institute
 
909 S. Lasalle St, Rm 1019 Global Health Research Building,, Durham, NC 27705
      
        
  Mailing address
              DUMC Box 103020, Durham, NC 27710