Naveed-Ul-Haq, M.
Shvartsman, Vladimir V.
Salamon, Soma
Wende, Heiko
Trivedi, Harsh
Mumtaz, Arif
Lupascu, Doru C.
Article History
Received: 4 January 2016
Accepted: 2 August 2016
First Online: 24 August 2016
Competing interests
: The authors declare no competing financial interests.