Article History
Accepted: 17 February 2020
First Online: 14 March 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the Institutional Ethics Committee of Nishtar Medical University, Multan, Pakistan.
: Informed consent was obtained from all individual participants included in the study.
: Not applicable.