Although there are many website regarding cancer, most of them are not credible source of information. These websites some of reliable sources of information in internet.

For the patients

• RT Answers . RT answers your radiotherapy questions.
• Cancer Care Cancer support groups.

Organizations

• Radiating Hope
• International Agency for Research on Cancer (IARC)
• Union for International Cancer Control (UICC)
• American Cancer Society
  

For healthcare workers

• BC Cancer chemotherapy protocols
• NCCN Guidelines
• Wikibook Radiation Oncology
• Cancer Research UK