Filtering by: Contributor Estes, E. Harvey (Edward Harvey), 1925- Remove constraint Contributor: Estes, E. Harvey (Edward Harvey), 1925- Contributor Russ, Donald J. Remove constraint Contributor: Russ, Donald J. Location Duke Medical Center Archives Remove constraint Location: Duke Medical Center Archives Collection PA Evaluation and Standardization Era (1973-1980) Remove constraint Collection: PA Evaluation and Standardization Era (1973-1980) Subject Estes, E. Harvey (Edward Harvey), 1925- Remove constraint Subject: Estes, E. Harvey (Edward Harvey), 1925- Subject Mauney, F. Maxton Remove constraint Subject: Mauney, F. Maxton Subject Nelson, Davis S. Remove constraint Subject: Nelson, Davis S. Subject Nurse Practitioners -- standards Remove constraint Subject: Nurse Practitioners -- standards