Keragala, B. S. D. P.
Herath, H. M. M. T. B.
Keragala, T. S.
Malavi, M. A. M. H.
Rodrigo, Chaturaka
Gunasekera, C. N.
Article History
Received: 7 November 2018
Accepted: 30 June 2019
First Online: 10 July 2019
Ethics approval and consent to participate
: This was obtained from the ethics review committee of National Hospital of Sri Lanka. Informed written consent was obtained from patients and parents or guardians on behalf of any participants under the age of 16, prior to data collection. Personal information was de-identified prior to recording.
: Not applicable.
: The authors declare that they have no competing interests.