Links
American Cancer Society
Good source of statistics and general information about different types of cancer.
Health A to Z
Search engine on health topics.
International Cancer Information Center
Cancer information in other languages.
MedlinePlus
Major health information database from the National Library of Medicine.
National Cancer Institute
Excellent source of quality information.
OncoLink
Located at the University of Pennsylvania, OncoLink is often cited as one of the best resources on the Web. Click Disease Oriented Menus > General Information About Cancer > Intro to Radiation Therapy.
Steve Dunn's Cancer Guide
Provides some useful links and resources from a patient's point of view.