1. Cancer statistics, 2007;Jemal;CA Cancer J Clin,2007
2. SEER Cancer Statistics Review 1975-2004. Available at: http://seer.cancer.gov/csr/1975_2004/results_merged/topic_annualrates.pdf. Accessed January 2008
3. Über den jetzigen Stand der Karzinomforschung;Ehrlich;Ned Tijdschr Geneeskd,1909
4. Reactions to homologous tissue antigens in relation to hypersensitivity;Thomas,1959
5. Type, density, and location of immune cells within human colorectal tumors predict clinical outcome;Galon;Science,2006