Khan, Iftikhar Ahmed
Khan, Ahmad
Nazir, Babar
Hussain, Syed Sajid
Khan, Fiaz Gul
Khan, Imran Ali
Article History
First Online: 10 October 2017
Compliance with Ethical Standards
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.