Background paper on Covid-19 disease and vaccines: prepared by the Strategic Advisory Group of Experts (SAGE) on immunization working group on COVID-19 vaccines, 22 December 2020
Citation
(2020). Background paper on Covid-19 disease and vaccines: prepared by the Strategic Advisory Group of Experts (SAGE) on immunization working group on COVID-19 vaccines, 22 December 2020. World Health Organization. https://apps.who.int/iris/handle/10665/338095
Description
28 p.draft prepared by the SAGE Working Group on COVID-19 vaccines, 22 December 2020