Charles M. Laws v. Anthony J. Celebrezze, Secretary of Health, Education and Welfare , 368 F.2d 640 ( 1966 )
Jackie L. HAYS, Jr., Plaintiff-Appellant, v. Louis W. SULLIVAN, Secretary of Health and Human Services, Defendant-Appellee , 907 F.2d 1453 ( 1990 )
Richardson v. Perales , 91 S. Ct. 1420 ( 1971 )