Information Science 768436Health Care 746157Anthropology, Education, Sociology and Social Phenomena 634011Technology, Industry, Agriculture 564303Chemicals and Drugs 547026Geographicals 523887Analytical, Diagnostic and Therapeutic Techniques and Equipment 409263Organisms 355177Diseases 336971Psychiatry and Psychology 292192Humanities 286171Phenomena and Processes 207700Disciplines and Occupations 138079Anatomy 71304Named Groups 67556Publication Characteristics 31085