Khan, Aisha
Naz, Kashf
Ahmed, Haroon
Simsek, Sami
Afzal, Muhammad Sohail
Haider, Waseem
Ahmad, Sheikh Saeed
Farrakh, Sumaira
Weiping, Wu
Yayi, Guan
Article History
Received: 28 September 2017
Accepted: 20 December 2017
First Online: 22 January 2018
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that there is no competing interest or financial disclosure about this publication.