RIO DE JANEIRO, BRAZIL - With the Covid 19 epidemic seemingly under control, Uruguay will receive a booster dose from Pfizer starting today for those vaccinated with Coronavac, a combination that has no studies but is considered safe and necessary by local experts given the threat of the Delta variant.
About one-third of Uruguay's 3.5 million residents have already signed up to be vaccinated with the U.S. vaccine after receiving two vaccine injections from the Chinese laboratory Sinovac.
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