title: THE TUSKEGEE STUDY OF UNTREATED SYPHILIS; THE 30TH YEAR OF OBSERVATION.
mesh_terms: D000407:Alabama; D044383:Black People; D006801:Humans; D012106:Research; D013223:Statistics as Topic; D013587:Syphilis; D001741:Black or African American
keywords: ALABAMA; NEGROES; STATISTICS; SYPHILIS