Communicable diseases and public health Travel and state. Tourism 5 Travel and the state. Tourism 3 Epidemics 2 Health behavior and habits 2 Infectious and parasitic diseases 2 Medical education. Medical schools. Research 2 Virology 2 Analysis 1 Crisis management. Emergency management. Inflation 1 Demography. Population. Vital events 1 Dengue 1 Diseases of children and adolescents 1 Electronic Computers. Computer Science 1 GV Recreation. Leisure 1 Higher Education 1 Hospitality industry. Hotels, clubs, restaurants, etc. Food service 1 Hospitals. Health facilities 1 Immunologic diseases. Allergy 1 Immunology 1 Information services. Information centers 1 Library Science. Information Science 1 Mental health. Mental illness prevention 1 News agencies 1 Primary Health Care 1 Public health. Hygiene. Preventive Medicine 1 RA Public aspects of medicine 1 Statistical data 1 Technology. Information technology. Internet in higher education 1 Time-series analysis 1