Omer, Rihab Ali
Daugschies, Arwid
Gawlowska, Sandra
Elnahas, Ayman
Kern, Peter
Bashir, Sofia
Ali, Mohammed Sir Alkhatim
Osman, Amin
Romig, Thomas
Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (RO3753/1-1)
Alexander von Humboldt-Stiftung
Article History
Received: 29 October 2017
Accepted: 26 March 2018
First Online: 7 April 2018