Comments on: DAUK in CNN Health: UK chief medical officers defend delay of second Pfizer Covid-19 vaccine doses https://dauk.org/dauk-in-cnn-health-uk-chief-medical-officers-defend-delay-of-second-pfizer-covid-19-vaccine-doses/ The voice of frontline doctors Mon, 18 Jan 2021 21:11:39 +0000 hourly 1