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View of "The Castle", a building inspired by the Spanish Moorish palaces and inaugurated in 1918, where the Oswaldo Cruz Foundation (FIOCRUZ) is, in Rio de Janeiro, Brazil, on March 27, 2017. / AFP PHOTO / YASUYOSHI CHIBA (Photo credit should read YASUYOSHI CHIBA/AFP via Getty Images)

View of "The Castle", a building inspired by the Spanish Moorish palaces and inaugurated in 1918, where the Oswaldo Cruz Foundation (FIOCRUZ) is, in Rio de Janeiro, Brazil, on March 27, 2017. / AFP PHOTO / YASUYOSHI CHIBA        (Photo credit should read YASUYOSHI CHIBA/AFP via Getty Images)