Bandara, S. M. R.
Samita, S.
Kiridana, A. M.
Herath, H. M. M. T. B.
Article History
Received: 29 December 2020
Accepted: 13 April 2021
First Online: 24 April 2021
Declarations
:
: A formal informed consent in writing was obtained from all participants and from legally acceptable representative/guardian/parents of the participants who were below age of 18 years. A copy of the written consent is available for review by the Editor-in-Chief of this journal.All methods were carried out in accordance with CONSORT 2010 guidelines.Ethical clearance was taken from Medical Research Institute ethical committee, Colombo. Sri Lanka. Registration No: 38/2016.
: Not applicable.
: The authors declare that they have no competing interests.