- National Cancer Institute
- American Cancer Society
(American Cancer Society, Inc.)
- Includes patient information, research programs, local chapter information.
- OncoLink, The University of Pennsylvania Cancer Center Resource
(Abramson Cancer Center of the University of Pennsylvania)
- Prostate Cancer
- from the Mayo Clinic
- What you need to know about Breast Cancer
- from the National Cancer Institute
- Hollings Cancer Center (Medical University of South Carolina)
- This site is designed to teach the biology of cancer. The target audience is cancer patients, medical workers and others. The presentation makes no assumptions about previous knowledge of cancer or biology. A Spanish version and a large print version are available.