
Sumary of Moderna COVID-19 vaccine lasts at least six months, new research suggests:
- The report Tuesday in the New England Journal of Medicine echoes what Pfizer said last week about its vaccine, which works in a similar way..
- Both reports were based on follow-up tests in dozens of people who received the shots during studies that led to the vaccines’ use..
- Scientists measured antibodies that can block the virus in 50 people who had been given the Sinopharm or Sinovac vaccines that were developed in China….