By Deidre McPhillips, CNN

(CNN) — As a group of advisers to the US Centers for Disease Control and Prevention met this week to discuss recommendations on who should get the updated Covid-19 shot this season, a newly published analysis from dozens of researchers emphasizes the “substantial” benefits of broad vaccine recommendations.

The US Food and Drug Administration has already made significant changes to this season’s shots: limiting approval to adults 65 and older, as well as younger people who are at higher risk of severe Covid-19. The CDC’s Advisory Committee on Immunization Practices, or ACIP, voted Friday to recommend that people who want a Covid-19 vaccine must first consult with a health care provider, although they voted against a recommendation that a prescription be required.

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