Primary Source The National Cancer Act of 1971. White House Fact Sheet. December 23, 1971. By National Cancer Institute January 27, 2021
Primary Source National Cancer Act Amendments of 1974. 93rd Congress. July 23, 1974 By National Cancer Institute January 27, 2021
Primary Source The National Cancer Act of 1971. H.R. 11302. By National Cancer Institute January 27, 2021
Article 50 years of SEER: An invaluable descriptive epidemiology resource By National Cancer Institute
