Cancer research, joint hearings before subcommittee of Committee on Commerce, Senate, and subcommittee of Committee on Interstate and Foreign Commerce, House of Representatives, 75th Congress, 1st session, on S. 2067 and H. R. 6100, bills authorizing surgeon general of Public Health Service to control and prevent spread of disease of cancer, H. R. 6767, to promote research in cause, prevention, and methods of diagnosis and treatment of cancer, to provide better facilities for diagnosis and treatment of cancer, to establish National Cancer Center in Public Health Service, and for other purposes, and H. J. Res. 428, to provide for establishment of a national health center as permanent memorial to Thomas Jefferson, for purpose of promoting research in cause, prevention, and methods of diagnosis and treatment of cancer, to provide better facilities for diagnosis and treatment of cancer, to establish a national health center in Public Health Service, and for other purposes, July 8, 1937.