title: HISTOPATHOLOGIC STUDIES AFTER BOOSTER EXPERIMENTS WITH PPD IN EXPERIMENTAL TUBERCULOUS INFECTION.
mesh_terms: D000818:Animals; D001500:BCG Vaccine; D006801:Humans; D009163:Mycobacterium bovis; D010336:Pathology; D011817:Rabbits; D012106:Research; D014373:Tuberculin; D014374:Tuberculin Test; D014376:Tuberculosis; D014397:Tuberculosis, Pulmonary; D014611:Vaccination
chemical_list: D001500:BCG Vaccine; D014373:Tuberculin
keywords: BCG VACCINATION; EXPERIMENTAL LAB STUDY; PATHOLOGY; RABBITS; TUBERCULIN TEST; TUBERCULOSIS, PULMONARY