Subjects
- Indians, North American1
- Influenza, Human1
- Koop, C. Everett (Charles Everett), 1916-20131
- Lawrence, Arthur J.1
- Lee, Bernice1
- Leiter, Joseph1
- Leukemia1
- Libraries, Medical -- organization & administration1
- MEDLARS1
- MEDLINE1
- Mann, Johnathan M.1
- Mason, James O., 1930-1
- Medical Informatics1
- Mental Health1
- Metropolitan Life Insurance Company, New York1
- Michael Reese Hospital1
- Military Hygiene1
- Military Personnel1
- Milk1
- Motion Pictures1