Panopoulos, Nikolaos
Pissas, Michael
Kim, Hae Jin
Kim, Jin-Gyu
Yoo, Seung Jo
Hassan, Jamal
AlWahedi, Yasser
Alhassan, Saeed
Fardis, Michael
Boukos, Nikos
Papavassiliou, Georgios
Article History
Received: 15 September 2017
Revised: 9 February 2018
Accepted: 6 March 2018
First Online: 11 April 2018
Competing interests
: The authors declare no competing interests.