Usages of a vacina
O médico explicou que a vacina não elimina todo o risco, mas reduz muito o contágio.
The doctor explained that the vaccine does not eliminate all risk, but greatly reduces contagion.
Ainda que a vacina seja recente, muitos especialistas confiam nela.
Even though the vaccine is recent, many specialists trust it.
Alguns especialistas avisam que o vírus pode mudar, ainda que a vacina continue a funcionar.
Some specialists warn that the virus may change, even though the vaccine continues to work.
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