Revista médica de Chile
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Revista médica de Chile · Aug 1991
Biography Historical Article[Andrés Bello and the royal philanthropic vaccine expedition].
In 1803 [corrected], Charles IV King of Spain, sent an expedition to perform widespread ("arm to arm") vaccination against smallpox in the American colonies. The expedition led by Dr Francisco Javier de Belmis visited Puerto Rico, Venezuela, Central America, Colombia, Ecuador, Perú, Bolivia and Chile. ⋯ The expedition reached Chile in 1807, led by Dr Julián Grajales. This expedition was the most important medical act in the history of the Spanish colonies.