COVID-19 vaccination centre at drugs and chemicals group Merck KGaA in Darmstadt
Employees of the drugs and chemicals group Merck KGaA wait in line in front of a vaccination centre at Merck's plant in Darmstadt, Germany, May 4, 2021, as Germany started projects involving company doctors helping in the state's vaccination campaign against the coronavirus disease (COVID-19). Arne Dedert/Pool via REUTERS