FDA clears Moderna and J&J Covid vaccine boosters, allows 'mix and match' shots
EU agencies endorse mix-and-match of COVID-19 vaccines | Reuters
Can I mix Pfizer and Moderna COVID-19 vaccines? | Q: Can I mix the Pfizer and Moderna COVID-19 vaccine? A: Yes. They are considered equally effective and built on the same mRNA
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Pfizer is not superior to Moderna and it's 'perfectly okay' to mix COVID vaccines, experts say | National Post
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COVID Booster Shots: Everything You Need to Know | The Brink | Boston University
Our mix-and-match vaccination strategy | Office for Science and Society - McGill University
A mix-and-match approach to COVID-19 vaccines could provide logistical and immunological benefits | PBS NewsHour
WHO warns individuals against mixing and matching COVID vaccines | Reuters
Ok Aifa a mix di vaccini, più effetti lievi o moderati - Fortune Italia
Oms, doppia dose di Astrazeneca meno efficace di mix. Pfizer e Moderna aumentano il prezzo del loro vaccino - RTL 102.5