Kannangara, D. K. S.
Lokuhetty, M. D. S.
Subasinghe, D.
Gunawardene, Y. I. N. S.
Dassanayake, R. S.
Funding for this research was provided by:
University of Colombo (AP/3/2011/CG/03)
Article History
Received: 20 September 2018
Accepted: 14 April 2019
First Online: 10 August 2019
Compliance with ethical standards
:
: DKSK, MDSL, DS, YINSG, and RSD declare that they have no conflict of interest
: The authors declare that the study was performed in a manner conforming to the Helsinki declaration of 1975, as revised in 2000 and 2008 concerning human and animal rights, and the authors followed the policy concerning informed consent as shown on Springer.com.A cross-sectional study was designed with approval from the ethics review committee, Faculty of Medicine, University of Colombo, Sri Lanka (Ref: EC-11-139. 20/8/2015).
: The authors are solely responsible for the data and the content of the paper. In no way, the Honorary Editor-in-Chief, Editorial Board Members, or the printer/publishers are responsible for the results/ findings and content of this article.