Geographic distribution of histoplasmin reactors among school-age children in Jackson County, Iowa.
D001699:Biometry; D006659:Histoplasmin; D006801:Humans; D055633:Immune System Phenomena; D007484:Iowa; D014373:Tuberculin; D014374:Tuberculin Test / Q000706:statistics & numerical data*
D014373:Tuberculin; D006659:Histoplasmin
HISTOPLASMIN; TUBERCULIN REACTION/statistics