Cross-national comparative research on the utilization of medical services.
D003695:Delivery of Health Care; D003710:Demography; D004470:Economics, Medical; D005380:Financing, Government; D006761:Hospitals / Q000706:statistics & numerical data; D007348:Insurance, Health; D007390:International Agencies; D007391:International Cooperation; D008962:Models, Theoretical; D009017:Morbidity; D009042:Motivation; D010548:Personal Health Services / Q000706:statistics & numerical data*; D010817:Physician-Patient Relations; D010820:Physicians / Q000706:statistics & numerical data; D012106:Research; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D013597:Systems Analysis