title: A new appraisal of histoplasmin sensitivity in Kentucky.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D006659:Histoplasmin / Q000276:immunology*; D006660:Histoplasmosis / Q000453:epidemiology* / Q000276:immunology; D006801:Humans; D007428:Intradermal Tests; D007629:Kentucky; D008875:Middle Aged
chemical_list: D006659:Histoplasmin