Subjects
- Librarians21
- Operating Rooms20
- Billings, John S. (John Shaw), 1838-1913.18
- Death18
- Aged17
- Anniversaries and Special Events17
- Equipment and Supplies16
- Hospitals, Military15
- National Library of Medicine (U.S.)15
- Physician Assistants15
- Sexual Behavior15
- Bloodletting14
- Quackery14
- Surgical Instruments13
- Veterans13
- Mother-Child Relations12
- Mothers12
- Politics12
- United Kingdom12
- England11