Diseases~ 100946+
Analytical, Diagnostic and Therapeutic Techniques and Equipment~ 28302+
Chemicals and Drugs~ 26802+
Anatomy~ 23563+
Anthropology, Education, Sociology and Social Phenomena~ 22448+
Organisms~ 20369+
Humanities~ 18315+
Phenomena and Processes~ 13332+
Psychiatry and Psychology~ 12197+
Disciplines and Occupations~ 10020+
Information Science~ 2385+
Named Groups~ 2166+
Health Care~ 1728+
Publication Characteristics~ 135+
Technology, Industry, Agriculture~ 31+
Geographicals~ 10+