Study Finds Two Pfizer Vaccine Doses Offer Less Protection Against Omicron Than Against Delta

[VUBot]

The first large real-world study found that while Omicron reduced vaccine effectiveness against infection to 33% from 80% for Delta, its effect on protection against hospitalization was less...

[HASH=17316]#hospitalization[/HASH] [HASH=13428]#pfizer[/HASH] [HASH=63786]#omicron[/HASH]

Continue reading...