As 57 Countries Report Omicron Cases, Pfizer Says its Boosters Offer Protection – But WHO Cautions More Research is Needed – Health Policy Watch See also: Covid: Vaccines should work against Omicron variant, WHO says – BBC
The post As 57 countries report Omicron cases, Pfizer says its boosters offer protection – but WHO cautions more research is needed. appeared first on Links Medicus.
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