PRO/AH/EDR> COVID-19 update (467): vaccines, superspreading events, Ghana, WHO, global

COVID-19 — Ghana
An unprecedented effort is under way to rapidly develop COVID-19 vaccines, with pharmaceutical companies, academic researchers, and government agencies aiming to compress into several months a process that typically requires at least several years. This work is supported by extraordinary public and private investments and by newly created entities such as Operation Warp Speed. Concurrent with clinical testing of vaccine candidates, new mechanisms are being established to expedite manufacturing