Received: 28 June 2019
Accepted: 8 July 2019
First Online: 23 July 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Institute of Psychiatry, Ain Shams University. The child and the parent agreed to participate in the research, after receiving detailed information about the research. Written informed consent for participation in the study was obtained (participants are children under 16 years old)
: All authors have approved the manuscript for publication.
: The authors declare that they have no competing interests.