Funding for this research was provided by:
Research, Publication & Higher Degrees Committee, Rajarata University of Sri Lanka (RJT/RP&HDC/2017/FMAS/R/01)
Text and Data Mining valid from 2018-06-21
Received: 26 February 2018
Accepted: 1 June 2018
First Online: 21 June 2018
Ethics approval and consent to participate
: Ethical clearance was obtained from the Ethics Review Committee of Faculty of Medicine and Allied Sciences, Rajarata University of Sri Lanka (ERC/2016/80). Informed written consent to participate was obtained from all participants. All necessary measures were taken to preserve the participant’s privacy and confidentiality.
: Consent to publish the information provided by the participants was obtained, provided that it will not be possible to identify individual participants in any way.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.