Longevity of United States Senators.
D000293:Adolescent; D000328:Adult; D000368:Aged; D003710:Demography; D005260:Female; D006076:Government; D006801:Humans; D008017:Life Expectancy; D008136:Longevity; D008297:Male; D008875:Middle Aged; D014481:United States; D014798:Vital Statistics