Medicine Research 112 History 109 Medical care 45 history 34 Physicians 31 Government policy 21 more ... History, 19th Century 20 Finance 19 Law and legislation 19 Medical policy 19 Practice 19 Public health 19 History, 20th Century 18 Moral and ethical aspects 17 Medical education 16 Social aspects 16 Study and teaching 16 Religious aspects 15 Human experimentation in medicine 14 Federal aid to medical research 13 Medical ethics 13 History, 18th Century 12 Medicine in literature 12 Delivery of Health Care 11 History of Medicine 11 Social medicine 11 Therapeutics 10 Appropriations and expenditures 9 Health Policy 9 less ...