UCSF’s Bob Wachter: How the BA.5 Covid Wave Is Different
The latest Covid-19 pandemic twist is the new Omicron subvariant BA.5, which evades immunity from vaccinations, boosters and previous infections. Dr. Bob Wachter, UCSF's chair of medicine, joins host Cecilia Lei to talk about what makes this variant different, and offers guidance on future boosters and how to calculate risks. | Unlimited Chronicle access: sfchronicle.com/pod
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