Filtering by: Contributor Estes, E. Harvey (Edward Harvey), 1925- Remove constraint Contributor: Estes, E. Harvey (Edward Harvey), 1925- Location Duke Medical Center Archives Remove constraint Location: Duke Medical Center Archives Subject Leone, Lucile Petry, 1902- Remove constraint Subject: Leone, Lucile Petry, 1902- Subject Professional Competence Remove constraint Subject: Professional Competence Year 1970 Remove constraint Year: 1970