The Ottawa Group of the EU and 12 countries has called on governments globally to “withdraw or end any trade restrictive measures introduced in response to COVID-19 as quickly as possible”. The avoidance of a new round of medical protectionism is vital as vaccines against SARS-COV-2 are rolled out, though unless the U.S. and China join the pledge there’s unlikely to be much impact. In the U.S. and Europe vaccines will be produced regionally. Among front-runners the Pfizer-BioNTech vaccine will in large part use the firms’ own facilities while Moderna will lever...