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Sagot :
Answer:
Los CDC realizan estudios todos los años para determinar la efectividad de la vacuna contra esta enfermedad. Si bien la efectividad de la vacuna (EV) puede variar, estudios recientes han demostrado que la vacuna contra la influenza reduce el riesgo de enfermarse a causa de la influenza entre un 40 % y un 60 % en la población general durante las temporadas en que la mayoría de los virus que circulan coinciden exactamente con los virus utilizados en las vacunas contra la influenza. En general, las vacunas actuales contra la influenza funcionan mejor contra los virus de la influenza B y la influenza A(H1N1) y ofrecen menor protección contra los virus de la influenza A(H3N2). Vea "La efectividad de la vacuna contra la influenza, ¿varía por tipo o subtipo?" y "¿Por qué la vacuna contra la influenza es, por lo general, menos efectiva contra los virus de la influenza A H3N2?" para obtener más información.
Explanation:
Answer:
A little over a year later, it passed the 1918 Sedition Act, which made it a crime to say anything the government perceived as harming the country or the war effort. Again, it’s difficult to know the extent to which the government may have used this to silence reports of the flu, or the extent to which newspapers self-censored for fear of retribution. Whatever the motivation, some U.S. newspapers downplayed the risk of the flu or the extent of its spread.
Explanation:
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