Sammra, Osama http://orcid.org/0000-0002-8027-6079
Rau, Jörg
Wickhorst, Jörn
Alssahen, Mazen
Hassan, Abdulwahed Ahmed
Lämmler, Christoph
Prenger-Berninghoff, Ellen
Abdulmawjood, Amir
Article History
Received: 18 February 2018
Accepted: 7 May 2018
First Online: 13 May 2018