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Subjects
- National Cancer Institute (U.S.)193
- Neoplasms193
- Research193
- Amputees97
- Artificial Limbs97
- Military Personnel54
- Child, Preschool52
- Schools, Nursery52
- Microscopy45
- Child41
- National Institute of Allergy and Infectious Diseases (U.S.)38
- Dental Care29
- Wood, Leonard, 1860-1927.29
- Libraries, Medical28
- Library Automation27
- National Library of Medicine (U.S.). Office of Computer and Communications Systems.26
- Wood, Leonard, 1860-192725
- Ambulances22
- Physical Examination21
- Lister Hill National Center for Biomedical Communications.20