U.S. drugmaker Pfizer and German partner BioNTech on Monday became the first drugmakers to show successful data from a large-scale clinical trial of a coronavirus vaccine. The companies said the vaccine was more than 90% effective and they have so far found no serious safety concerns, priming it for possible speedy regulatory approvals. The announcement … The post Pfizer – BioNTech: A Covid-19 vaccine with Greek and Turkish background appeared first on Keep Talking Greece.