The Centers for Disease Control and Prevention's cancer information page. Includes sections on prevention, data and statistics, survivorship, publications and new research, among others.
The index to the Medline Plus articles relating to cancer. Provides introductory articles along with more indepth ones. Provided and maintained by the U.S. National Library of Medicine.
NCCN is a non-profit alliance of 20 of the world’s leading cancer centers. It is dedicated to improving the quality and effectiveness of care provided to patients with cancer. This is there list of patient and caregiver resources.
There is also an extensive list of clinical practice guidelines for medical professionals. Free registration is required to access these guidelines.
The Association of Online Cancer Resources is a non-profit organization that provides information and support to cancer patients and those who care for them through web-based resources and cancer-related internet mailing lists.