Marshall A. Ledger

发表

3. CONDITIONS OF LEARNING

David Y. Cooper, Marshall A. Ledger, 1990 .

6. THE START OF SEVERAL MODERN DEPARTMENTS

David Y. Cooper, Marshall A. Ledger, 1990 .

13. SCIENCE AND PRACTICE: THE NEXT PHASE

David Y. Cooper, Marshall A. Ledger, 1990 .

15. MEDICAL PHYSICS

David Y. Cooper, Marshall A. Ledger, 1990 .

8. SPECIALIZED INSTITUTES

David Y. Cooper, Marshall A. Ledger, 1990 .

APPENDIX I: DEPARTMENT HEADS

David Y. Cooper, Marshall A. Ledger, 1990 .

Innovation and Tradition at the University of Pennsylvania School of Medicine: An Anecdotal Journey

Marshall A. Ledger, D. Y. Cooper, 1990 .

11. MERGERS AND GRADUATE EDUCATION

Marshall A. Ledger, D. Y. Cooper, 1990 .