Wilbur Cohen and American social reform.
D000368:Aged; D049673:History, 20th Century; D006801:Humans; D006278:Medicare / Q000266:history; D011057:Politics; D011640:Public Policy / Q000266:history*; D012943:Social Security / Q000266:history*; D012946:Social Welfare / Q000266:history*; D014481:United States