by Marc BURLEIGH Agence France Presse BRUSSELS, Belgium (AFP) — The European Commission said Monday a shortfall in deliveries from Anglo-Swedish firm AstraZeneca had forced it to recalibrate its early coronavirus vaccination strategy. The head of the Commission’s health directorate, Sandra Gallina, told MEPs the firm has been able to guarantee just 25 percent of the more than 100 million doses promised and that this was “a real issue” for the EU’s 27 countries. […]