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BUENOS AIRES, ARGENTINA - MARCH 26: Queen Letizia of Spain and Minister of Social Development Carolina Stanley attend a meeting with members of ALIBER – Iberoamerican Alliance for Rare Diseases at the Four Seasons Hotel during day two of the official visit of the Spanish Royals on March 26, 2019 in Buenos Aires, Argentina. (Photo by Fotonoticias/Getty Images)

BUENOS AIRES, ARGENTINA - MARCH 26: Queen Letizia of Spain and Minister of Social Development Carolina Stanley attend a meeting with members of ALIBER – Iberoamerican Alliance for Rare Diseases at the Four Seasons Hotel during day two of the official visit of the Spanish Royals on March 26, 2019 in Buenos Aires, Argentina. (Photo by Fotonoticias/Getty Images)