- National Cancer Institute: http://www.cancer.gov
- NCI colon cancer website: http://www.cancer.gov/cancertopics/types/colon-and-rectal
- National Cancer Institute website about current cancer treatments: http://www.cancer.gov/cancertopics/treatment/types-of-treatment
- NIH education cancer module: http://science-education.nih1.gov/supplements/nih/cancer/default.htm
- Genetic Science Learning Center website about the two hereditary colon cancer syndromes: http://learn.genetics.utah.edu/units/disorders/whataregd/colon/index.cfm
- MD Anderson hereditary colon cancer website: http://www3.mdanderson.org/depts/hcc/
- Sloan-Kettering website about hereditary cancer: http://www.mskcc.org/patient_education/html/41377.cfm
- “Understanding gene testing” website from accessexcellence: http://www.accessexcellence.org/AE/AEPC/NIH/
- NY Times video about Huntington Disease testing, “When a DNA test shows a lethal fate,” http://video.nytimes.com/video/2007/03/15/health/1194817106661/when-a-dna-test-shows-a-lethal-fate.html?scp=1&sq=huntington%20disease&st=cse