Funding for this research was provided by:
Science and Technology Development Fund (34823)
Received: 23 February 2022
Accepted: 22 August 2022
First Online: 8 September 2022
: The agreement signature on the consent form the children’s parents or guardians was taken. The study protocol was ethically approved by medical research ethics committee (MREC) at national research centre (NRC) under decision no. 20177.
: Not applicable.
: The authors declare that they have no competing interests.