Liyanage, Achala https://orcid.org/0000-0001-9583-8399
Liyanage, G.
De Silva, V.
Akarawita, J.
Gunasekera, C.
Imafuku, S.
Lekamwasam, S.
Article History
Received: 3 November 2020
Revised: 8 February 2021
Accepted: 13 February 2021
First Online: 6 March 2021
Compliance with ethical standards
:
: Authors declare no conflicts of interest.
: <b>T</b>he study obtained ethical approval from the Ethical Review Committee of Faculty of Medicine, University of Ruhuna (Ref No. 15.02.2018:3.6) and is accordance with the 1964 Helsinki declaration.