The prevalence of positive reactions to tuberculin and histoplasmin in a rural Minnesota county.
D001699:Biometry; D006659:Histoplasmin; D055633:Immune System Phenomena; D008910:Minnesota; D015995:Prevalence; D012424:Rural Population; D014373:Tuberculin; D014374:Tuberculin Test / Q000706:statistics & numerical data*
D014373:Tuberculin; D006659:Histoplasmin
HISTOPLASMIN; TUBERCULIN REACTION/statistics