Jayathilaka, Ruwan
Adikari, Harindu
Liyanage, Rangi
Udalagama, Rumesh
Wanigarathna, Nuwan
Article History
Received: 27 November 2020
Accepted: 10 June 2021
First Online: 24 June 2021
Declarations
:
: Necessary approval was received from the Department of Census and Statistics, Sri Lanka. Consent of the participant is not applicable since the study used the secondary data. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors have declared that no competing interests exist.