Health economics 43 Health Economics 8 health economics 8 Health Economics, (New March 2000) 6 Man 6 Human diseases 5 Economics 4 Epidemiology 4 Health Economics-- Health System-- Health Service-- Health Ethics-- 4 Prion, Viral, Bacterial and Fungal Pathogens of Humans, (New March 2000) 4 Public health 4 Health 3 Health Services 3 Protozoan, Helminth and Arthropod Parasites of Humans, (New March 2000) 3 Ethics 2 Food Economics, (New March 2000) 2 Health and globalization 2 Health care 2 Health-Economic aspects 2 Infectious diseases 2 Nutrition related Disorders and Therapeutic Nutrition 2 Zoonoses 2 Access 1 Acquired immune deficiency syndrome 1 Agricultural Economics 1 Agricultural policy 1 Agriculture 1 Airborne infection 1 Animal Models of Human Diseases, (New March 2000) 1 Animal models 1