Here's what you should know about the Pfizer vaccine

According to epidemiologist Jaime Sepulveda, after two doses of the Pfizer vaccine, immunity is 95% and is estimated to last at least 1 year, according to trials conducted in 44,000 volunteers. However, the specialist recommends the use of the mask.

• 2020-12-11T15:13:47+00:00
• Duration: 03:05

• nota
• Noticias
• Noticia
• coronavirus
• COVID19
• vacunacovid19
• vacunacoronavirus
• pfizer

Share

Keywords

vacuna pfizer, pfizer, coronavirus, covid19, vacuna pfizer, vacuna covid19, vacuna coronavirus