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Authors
Caldera, A.V
Wickremasinghe, A. R
Muttiah, N
Godamunne, P. K. S
Jayasena, B.N
Chathurika, L. K. E
Perera, K. M. N
Mendis, M
Tilakarathne, D
Peiris, M. K. R.R
Wijesinghe, T
Senarathna, N.E
Saubhagya, W. D. L
Chandraratne, M
Sumanasena, S.P
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Article History
Received: 7 December 2021
Accepted: 17 October 2022
First Online: 16 February 2023
Declarations
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: All methods were performed in the study in accordance with the relevant guidelines and regulations of the national and international ethical frameworks as provided by the Ethics Review Committee of the Faculty of Medicine, University of Kelaniya, Sri Lanka throughout the procedure.Ethics clearance was obtained from the Ethics Review Committee of the Faculty of Medicine, University of Kelaniya, Sri Lanka (ERC no. P 131/06/2018). Permission to conduct the assessments were obtained from the preschools and the disability clinic at the Faculty of Medicine, University of Kelaniya. Informed written consent was obtained from parents and preschool teachers.
: Not applicable.
: The authors declare no competing interests.
