Marburg (Germany), 08/06/2020.- A laboratory employee works in a Laboratory at the Institute of Virology at the University in Marburg, Germany, 08 June 2020. The Philipps University of Marburg, the German Centre for Infection Research (DZIF), the Ludwig Maximilian University of Munich (LMU) and the University Medical Centre Hamburg-Eppendorf (UKE) are jointly researching a vaccine against the SARS-CoV-2 coronavirus. Countries around the world are taking increased measures to stem the widespread of the SARS-CoV-2 coronavirus which causes the Covid-19 disease. (Alemania, Hamburgo) EFE/EPA/RONALD WITTEK