European Observatory on Health Systems and Policies Profiles of health care systems in European countries.
The Grass Is Not Always Greener: A Look at National Health Care Systems Around the World. Cato Institute paper explores different types of national health care systems.
OECD Health Policies - Reports, working papers and data on international health policy issues. Use "physician" as a search term for quick access to the relevant publications.
Pan American Health Organization -,Analysis of health care system and issues in Central and South American countries.
WebEC - guide to various international sources of health care economics