Chemicals and Drugs 442327Health Care 383967Diseases 363416Information Science 338348Geographicals 312680Analytical, Diagnostic and Therapeutic Techniques and Equipment 300620Organisms 280129Anthropology, Education, Sociology and Social Phenomena 248341Technology, Industry, Agriculture 224306Phenomena and Processes 192744Psychiatry and Psychology 192448Disciplines and Occupations 151112Humanities 132310Anatomy 128054Named Groups 63694Publication Characteristics 11303