Kothalawala, Mahen
Jayaweera, J. A. A. S. http://orcid.org/0000-0001-5051-530X
Arunan, Sinnapoo
Jayathilake, Anuradha
Article History
Received: 27 March 2018
Accepted: 17 June 2019
First Online: 21 June 2019
Ethics approval and consent to participate
: Was obtained from the ethical review committee, Teaching Hospital Kandy Sri Lanka and to participate in the study informed written consent obtained from the patients or guardians.
: Not applicable.
: The authors declare that they have no competing interests.