Received: 30 April 2020
Accepted: 29 July 2020
First Online: 12 August 2020
Ethics approval and consent to participate
: The institutional review board and ethics committee of Shifa International Hospital/Shifa Tameer-e-Millat university approved the study (IRB # 013–833-2020). A written consent to participate was taken from patients.
: Not applicable.
: The authors declare that they have no competing interests.