By Josh Katz, Alicia Parlapiano and Margot Sanger-Katz Sept. 17, 2019 Two decades ago, nearly 10 million children did not live to see a 5th birthday. By 2017, that number — about 1 in every 16 children — was nearly cut in half, even … Continuar leyendo
17 septiembre, 2019
por Felipe Sahagún
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