1. [Donald S. Fredrickson] Publication: [1975] Subject(s): PhysiciansAdministrative PersonnelFredrickson, Donald S.
4. [Donald S. Fredrickson] Publication: [1979] Subject(s): PhysiciansAdministrative PersonnelFredrickson, Donald S.
5. [Donald S. Fredrickson] Author(s): Hubbard, Edward A. Publication: 1969 Subject(s): PhysiciansAdministrative PersonnelFredrickson, Donald S.