Agampodi, S. B.
Amarasinghe, G. S.
Naotunna, P. G. C. R.
Jayasumana, C. S.
Siribaddana, S. H.
Funding for this research was provided by:
WHO Sri Lanka Country Office
Rajarata University Research Grant (RJT/RP&HDC/2014/ FMAS/R/06)
Article History
Received: 10 January 2018
Accepted: 30 April 2018
First Online: 16 May 2018
Ethics approval and consent to participate
: Informed written consent was obtained from parents prior to data collection. Ethical clearance was obtained from the Ethics Review Committee of Faculty of Medicine and Allied Sciences, Rajarata University of Sri Lanka.
: The authors declare that they have no competing interests.
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