Moderna more effective as a booster shot for those over 60 who received Pfizer vaccination: NCID study - The Straits Times

The study, conducted between Oct 12 and Dec 3 last year, involved 100 participants. . Read more at straitstimes.com.

SINGAPORE - A booster shot with the Moderna vaccine offered older people better protection against Covid-19 if they had previously taken Pfizer jabs, researchers at the National Centre for Infectious… [+1874 chars]

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