Michael P Senger on Twitter: “Iceland’s chief epidemiologist says “herd immunity has not been achieved with vaccination,” and now believes herd immunity must be achieved by letting the virus spread while “protecting vulnerable groups.”In other words, focused protection.https://t.co/rWmvZH9qJz / Twitter”

Iceland’s chief epidemiologist says “herd immunity has not been achieved with vaccination,” and now believes herd immunity must be achieved by letting the virus spread while “protecting vulnerable groups.”In other words, focused protection.https://t.co/rWmvZH9qJz