Medicine: Cities & Tuberculosis

Chicago last week took a step toward preventing tuberculosis in that community when Mayor Edward Joseph Kelly ordered B. C. G. vaccine prepared in order to be administered to school children next autumn. Children born in Cook County Hospital will also get the vaccine which is composed of weak but live descendants of tubercle bacilli. When the bacilli are carefully prepared according to the precise method of Leon Charles Albert Calmette and Charles Guerin, B. C. G. vaccine apparently does prevent tuberculosis. But many a slip is possible and disaster may ensue, as...