ANDRIUS SYTAS EUROPE has urged pharmaceutical companies to honour their commitments to supply coronavirus vaccines, as delivery cuts and delays dim hopes of a quick fix to COVID-19 and increase talk of protectionism and hoarding. Countries around the world, anxious to reboot economies and restart travel by the European summer, hailed the rapid development of vaccines as the great escape from the year-long pandemic, which has killed more than 2.1 million people. But vaccine roll-outs in the European Union have been slow compared with countries in some other regions and fraught with problems, not least interruptions to supply chains. AstraZeneca,…