Diseases~ 91186+
Chemicals and Drugs~ 24822+
Analytical, Diagnostic and Therapeutic Techniques and Equipment~ 23381+
Anatomy~ 21362+
Organisms~ 18882+
Anthropology, Education, Sociology and Social Phenomena~ 18477+
Humanities~ 13882+
Phenomena and Processes~ 11270+
Psychiatry and Psychology~ 10752+
Disciplines and Occupations~ 8188+
Information Science~ 1940+
Named Groups~ 1748+
Health Care~ 1328+
Publication Characteristics~ 70+
Technology, Industry, Agriculture~ 19+
Geographicals~ 9+