Diseases~ 100155+
Analytical, Diagnostic and Therapeutic Techniques and Equipment~ 27910+
Chemicals and Drugs~ 26657+
Anatomy~ 23330+
Anthropology, Education, Sociology and Social Phenomena~ 22002+
Organisms~ 20248+
Humanities~ 17868+
Phenomena and Processes~ 13109+
Psychiatry and Psychology~ 12150+
Disciplines and Occupations~ 9829+
Information Science~ 2358+
Named Groups~ 2107+
Health Care~ 1688+
Publication Characteristics~ 135+
Technology, Industry, Agriculture~ 31+
Geographicals~ 10+