出版社：Consejo Superior de Investigaciones Científicas
摘要：First years of the XIX century, Juan José Heydeck proposes the realization of the experiments with the pus of the goats instead of the pus of the cows, for combat the smallpox. This experiments require more childrens, where to be verified them. In Spain, the pus of the goats will be the one alternative to the pus of the cows. In this country is dificult fall in with the pus of the cows. This iniciative haven´t the hope results.
关键词：Vaccine;Smallpox;Juan José Heydeck;Spain;science experiments;XIX Century;Vacuna;Viruela;Juan José Heydeck;España;experimentos científicos;siglo XIX
