caBIG
- An initiative of the U.S. National Cancer Institute to link researchers, physicians, and patients throughout the cancer community.
- http://cabig.cancer.gov

Chemical Carcinogenesis Research Information System
- CCRI is a database sponsored by the National Cancer Institute containing data and information on carcinogens, mutagens and tumor promotors.
- http://toxnet.nlm.nih.gov/cgi-bin/sis/htmlgen?CCRIS

Cancer Therapy Evaluation Program
- CTEP is a program of the U.S. National Cancer Institute that provides support for clinical trials.
- http://ctep.info.nih.gov/

CancerWorld
- Coalition of international cancer organizations with an aim to bring providers together for the good of developed and lesser-developed countries.
- http://www.cancerworld.org/

Modena Cancer Registry
- Italian entity that collects and presents information concerning tumors diagnosed in the province of Modena.
- http://www.rtm.unimo.it

International Association of Cancer Registries
- Portal for links to registries worldwide. Gives information on the activities of the organization including software, publications, guidelines and standards.
- http://www.iacr.com.fr

M.D. Anderson: WHO Center for Supportive Cancer Care
- Learn about this World Health Organization center focused on bringing the latest in treatment and research to developing countries, especially in Asia and Latin America.
- http://www.mdanderson.org/departments/ccscc

International Psycho-Oncology Society
- A professional organization concerned with the psychosocial and behavioral dimensions of cancer.
- http://www.ipos-society.org

International Institute of Anticancer Research
- Information about the organization, AntiCancer Research journal, In Vivo journal, Cancer Genomics & Proteomics journal and related international conferences.
- http://www.iiar-anticancer.org

International Agency for Research on Cancer
- The World Health Organization's leading source for information about cancer. The mission is to coordinate and conduct research on causes and to develop scientific strategies for control.
- http://www.iarc.fr/index.html

NCI: Center for Cancer Research
- Details about the organization, including a mission statement, press releases, event calendar, research opportunities and a newsletter.
- http://ccr.cancer.gov/

Cancer Research Institute
- Researching the science of cancer immunology.
- http://www.cancerresearch.org/

The Barbados Cancer Society
- Dedicated to public education about cancer, as well as promoting prevention measures and efforts at early detection.
- http://www.barbadoscancersociety.com

American Society of Clinical Oncology
- The information provided by ASCO is extensive and aimed towards health professionals.
- http://www.asco.org/