Haroon, Muhammad Zeeshan http://orcid.org/0000-0002-5313-5318
Thaver, Inayat Hussain
Article History
Received: 17 September 2021
Accepted: 20 September 2021
First Online: 28 January 2022
Declarations
:
: Ethical approvals were obtained from ethical review committees of Khyber Medical College, Ayub Medical College and Lady Reading Hospital. Data collection and access to record permissions were also taken from Medical/Hospital Directors of the respective tertiary care hospitals.
: Not applicable.
: The author declares that there are no competing interests.