Information Science 776602Health Care 747556Anthropology, Education, Sociology and Social Phenomena 635523Technology, Industry, Agriculture 565838Chemicals and Drugs 548668Geographicals 526983Analytical, Diagnostic and Therapeutic Techniques and Equipment 409891Organisms 356270Diseases 337608Psychiatry and Psychology 293354Humanities 286922Phenomena and Processes 208783Disciplines and Occupations 138307Anatomy 71561Named Groups 68206Publication Characteristics 31514