Naqvi, Anber
Qadir, Abdul
Mahmood, Adeel
Baqar, Mujtaba
Aslam, Iqra
Sajid, Farhan
Mumtaz, Mehvish
Li, Jun
Zhang, Gan
Article History
Received: 30 October 2017
Accepted: 13 February 2018
First Online: 11 March 2018
Compliance with ethical standards
: The approval of the present study was obtained from Advanced Studies and Research Board (ASRB), University of the Punjab, Pakistan, and written consent was obtained from the subjects, after they were briefed about the purpose of the research.