1. Conceptions of space in social thought: a geographic perspective;Sack,1980
2. Hall, W, Just another medical geography page. Available at, http://www.geocities.com/Tokyo/Flats/7335/medical_geography.htm.
3. Medical geography;Meade,2000
4. GIS for health organisations;Lang,2000
5. Health and health care applications;Gatrell,1999