A prior section 300b–4, act July 1, 1944, ch. 373, title XI, § 1105, as added May 16, 1972, Pub. L. 92–294, § 3(c), 86 Stat. 139, authorized Secretary to establish a program within the Public Health Service with respect to sickle cell anemia with such program to be made available through facilities of Public Health Service, prior to repeal by Pub. L. 94–278, title IV, § 403(a), Apr. 22, 1976, 90 Stat. 407.