International Cancer Information Services
http://cis.nci.nih.gov/
International Union against Cancer (UICC)
http://www.uicc.org/
Cancer Research Campaign, U.K.
http://www.crc.org.uk/
American Cancer Society (ACS)
http://www.cancer.org/
American Society of Clinical Oncology
http://www.asco.org/
Cancer biology and therapy
http://www.landesbioscience.com/index.html
Cancer Patients Aid Association - Total Management of Cancer
http://www.cpaaindia.org/
Cancer guide, to help patients to understand cancer
http://www.cancerguide.org
National Coalation for Cancer Survivorship
http://www.cancersearch.org/
Information of Hematology
http://www.hematology.org/index.cfm
Cancer Information
http://www.cancernet.nci.nih.gov/
M.D. Anderson Cancer Center
http://www.mdanderson.org/
Cancer support groups [Association of Cancer] Online Resources (ACOR)
http://www.cure.acor.org/
Shri Ram Krishna Sewa Sadan, Hospital, Education & Medical Science
http://www.cancerfreeindia.com/
Pancreatic Cancer: Pancreatica - Confronting Pancreatic Cancer
http://www.pancreatica.org/