- A. Anatomy
- B. Organisms
- C. Diseases
- D. Chemicals and Drugs
- E. Analytical, Diagnotic and Therapeutic Techniques and Equipments
- F. Psychiatry and Psychology
- G. Biological Sciences
- H. Physical Sciences
- I. Anthropology, Education, Sociology, and Social Phenomena
- K. Humanities
- L. Information Science
- M. Persons
- N. Health Care
- V. Publication Characteristics