Received: 10 June 2019
Accepted: 6 July 2020
First Online: 1 August 2020
Ethics approval and consent to participate
: Written consent of parent of each participant child was obtained for this study. Name of the ethics committee: Institutional Ethics Committee-Institute of Medical Sciences (IMS) and SUM Hospital, Siksha “O” Anusandhan University, Bhubanenswar, India. Committee Reference number: Ref.No/DMR/IMS.SH/SOA/160203.
: Parental consent had been obtained for publication.