Research Triangle Institute, Cancer Informatics Support Center https://www.cfrisc.org/isc/welcome.do

National Cancer Institute Registry Listing
http://epi.grants.cancer.gov/CFR/

CancerNet
Breast cancer: http://www.cancer.gov/cancerinfo/types/breast
Ovarian cancer: http://www.cancer.gov/cancerinfo/types/ovarian
A vast listing of articles, links and resources, sponsored by the National Cancer Institute. They also have a version of the site in Spanish.

Cancer Family Registries
http://epi.grants.cancer.gov/CFR/
The home site for the Cancer Family Registries, with information on all twelve international registries and the data available from them. Primarily directed at researchers.

Cancer Fact Sheets
http://cis.nci.nih.gov/fact/index.htm
The NCI Cancer Facts are a collection of fact sheets that address a variety of cancer topics. Fact sheets are frequently updated and revised based on the latest cancer research.

American Cancer Society's Breast Cancer Resource Center
http://www.cancer.org/docroot/lrn/lrn_0.asp
A large selection of information and resources on breast cancer diagnosis, treatment, and prevention, as well as advocacy, support groups, and current news.

Breast Cancer Info.com
www.breastcancerinfo.com
Sponsered by the non-profit Susan G. Komen foundation, this site offers basic information on most aspects of breast cancer, as well as news about the Foundation's activities, plus a small sampling of products for sale.

CDC's National Breast Cancer Early Detection Program
www.cdc.gov/cancer/nbccedp/
A section of the Centers for Disease Control's web site, focusing on their national early detection program. Also contains links to lots of national data on breast cancer, including state and national statistics and listings of cancer-related legislation.

About Breast Cancer
http://cms.komen.org/komen/aboutbreastcancer/TheABCsofBreastCancerGuide/index.htm
About Breast Cancer is a comprehensive site that covers topics ranging from breast cancer risk factors, screening tests, and treatment, to complementary therapy, healthcare quality, and life as a cancer survivor.

National Alliance of Breast Cancer Organizations
www.nabco.org
An extensive listing of breast cancer resources around the country. These include support groups, educational resources, counselling, and lists of books and other recommended materials.

National Breast Cancer Coalition
www.natlbcc.org
The site of a national advocacy organization which lobbies government, provides data to the media, and sponsors educational outreach.

Women's Cancer Network
www.wcn.org
Created by the Society of Gynecologic Oncologists, this site helps calculate your risk for breast, ovarian, and other cancers. It provides resources for finding an oncologist, links to support and advocacy groups, and related news.

American Cancer Society's Ovary Cancer Resource Center
http://www.cancer.org/docroot/lrn/lrn_0.asp
A large selection of information and resources on ovarian cancer diagnosis, treatment, and prevention, as well as advocacy, support groups, and current news.

Ovarian Cancer National Alliance
www.ovariancancer.org
An alliance of several ovarian cancer support, education, and advocacy groups. Some basic information, along with extensive news and other links.

Women's Cancer Network
www.wcn.org
Created by the Society of Gynecologic Oncologists, this site helps calculate your risk for breast, ovarian, and other cancers. It provides resources for finding an oncologist, links to support and advocacy groups, and related news.