Filtering by: Contributor Dixon, John Elliot Remove constraint Contributor: Dixon, John Elliot Contributor Howard, D. Robert Remove constraint Contributor: Howard, D. Robert Collection PA Implementation Era (1966-1972) Remove constraint Collection: PA Implementation Era (1966-1972) Subject Allied Health Personnel -- utilization Remove constraint Subject: Allied Health Personnel -- utilization Subject Certification Remove constraint Subject: Certification Subject Duke University. Department of Community and Family Medicine Remove constraint Subject: Duke University. Department of Community and Family Medicine