title: Experimental delayed-onset pulmonary sensitivity: identification of retest reactions in the lung.
mesh_terms: D000818:Animals; D005620:Freund's Adjuvant; D006168:Guinea Pigs; D006968:Hypersensitivity, Delayed / Q000276:immunology*; D005779:Immunodiffusion; D008168:Lung / Q000276:immunology*; D008297:Male; D012119:Respiration / Q000187:drug effects; D013997:Time Factors; D014374:Tuberculin Test
chemical_list: D005620:Freund's Adjuvant