David
      
      
            Bruce
      
      
            Matchar
      
     
Professor of Medicine
          Director of the Center for Clinical Health Policy Research
          Professor of Pathology
          Affiliate, Duke Global Health Institute
    
        Professor of Medicine
      
            Erwin Terrace II, Box 16, Durham, NC 27710
      
  Mailing address
              Box 102811, DUMC, Durham, NC 27705