title: The key to longevity.
authors.affiliation: RTI International. dkamerow@rti.org
authors.forename: Douglas
authors.initials: D
authors.lastname: Kamerow
mesh_terms: D004522:Educational Status; D005260:Female; D054624:Health Status Disparities; D006801:Humans; D008017:Life Expectancy; D008136:Longevity; D008297:Male; D012307:Risk Factors; D012923:Social Class; D014481:United States