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July 17, 1943

Etapas de la vida médico-patricia del doctor Juan Madera, procer de Mayo

JAMA. 1943;122(12):838. doi:10.1001/jama.1943.02840290058032

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For the historian concerned with the rise of modern medicine in South America this book will be an invaluable document. From it we learn about the life of Dr. Juan Madera, born in Buenos Aires in 1782, physician and patriot, head of the first medical military unit and of the first institution of sanitary police of Argentina, first professor of therapeutics, physician of the Hospital for Foundlings, member of the first Academy of Medicine of Buenos Aires. However, his most important contribution was the introduction of jennerian prophylaxis in his country, for which he was appointed first "administrator of the vaccinia." The virus was imported from Rio de Janeiro in 1805 by three slaves previously inoculated, and the practice of vaccination spread rapidly. Madero propagated the virus through cows and was himself responsible for isolating a strain of cowpox in his country. The Englishmen whom he fought in his youth

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