Mix and match vaccines for covid-19 boosters; is this effective?
Mix and match vaccines for covid-19 boosters; is this effective? Mix and match vaccines for covid-19 were explored in other western countries that didn’t have the same vaccine access as the USA did. They claimed that the method was highly effective in immunizing the public. Countries such as Great Britain also found that expanding the time between the first and the second dose beyond the trial protocols due to supply constraints was highly effective too. There have been a number of articles and studies showing the mix and match approach to covid-19 vaccines is effective and may even be superior
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