title: The nature of tuberculin.
authors.forename: H J
authors.initials: HJ
authors.lastname: CORPER
authors.forename: M L
authors.initials: ML
authors.lastname: COHN
mesh_terms: D001407:Bacillus; D006094:Gram-Positive Bacteria; D006801:Humans; D009169:Mycobacterium tuberculosis; D014373:Tuberculin
chemical_list: D014373:Tuberculin
keywords: TUBERCLE BACILLI; TUBERCULIN