Harripaul, R http://orcid.org/0000-0001-8948-5830
Vasli, N
Mikhailov, A
Rafiq, M A
Mittal, K
Windpassinger, C
Sheikh, T I
Noor, A
Mahmood, H
Downey, S
Johnson, M
Vleuten, K
Bell, L
Ilyas, M
Khan, F S
Khan, V
Moradi, M
Ayaz, M
Naeem, F
Heidari, A
Ahmed, I
Ghadami, S
Agha, Z
Zeinali, S
Qamar, R
Mozhdehipanah, H
John, P
Mir, A
Ansar, M
French, L
Ayub, M
Vincent, J B
Article History
Received: 15 September 2016
Revised: 6 February 2017
Accepted: 10 February 2017
First Online: 11 April 2017
Competing interests
: The authors declare no conflict of interest.