Chemicals and Drugs 272701Health Care 230899Diseases 221997Information Science 202745Geographicals 189601Analytical, Diagnostic and Therapeutic Techniques and Equipment 180494Organisms 176754Anthropology, Education, Sociology and Social Phenomena 150333Technology, Industry, Agriculture 132133Psychiatry and Psychology 116660Phenomena and Processes 114134Disciplines and Occupations 92292Humanities 79113Anatomy 76823Named Groups 37565Publication Characteristics 6828