Article History
Received: 11 January 2023
Accepted: 7 March 2023
First Online: 24 April 2023
Declarations
:
: Ethics approval was obtained from the Institutional Review Board, Government Medical College Kottayam on 27/05/2022 ( IRB number: 37/2022). Consent not applicable as it is a retrospective study. Consent not applicable as it is purely a record based study
: Not applicable.
: The authors declare that they have no competing interests.