Mental health (supplemental) : Hearings before a subcommittee of the Committee on Interstate and Foreign Commerce, House of Representatives, Eighty-eighth Congress, first session, on S. 1576, an act to provide assistance in combating mental retardation through grants for construction of research centers and grants for facilities for the mentally retarded and assistance in improving mental health through grants for construction and initial staffing of community mental health centers, and for other purposes. July 10 and 11, 1963.