[Tuberculin (history and problems of its decovery)].
D001604:Berlin; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D014373:Tuberculin / Q000266:history; D014376:Tuberculosis / Q000517:prevention & control*
D014373:Tuberculin
Tuberculina (historia y avatares de un descubrimiento)