Kamps, Bernd Sebastian <br/><br/>
COVID Reference :  www.CovidReference.com /  [electronic resource] 
Bernd Sebastian Kamps, Christian Hoffmann 
 - Edition 2021.6 
 - [Place of publication not identified) :  Steinhäuser Verlag,  2021. 
 - 1 online resource 
<br/><br/><label>ISBN: </label>978-3-942687-53-9