Saleh, Amany H.
Hassan, Passaint F.
Article History
Received: 15 August 2018
Accepted: 12 December 2018
First Online: 17 January 2019
Ethics approval and consent to participate
: Ethical approval was obtained by local ethical committee of the anesthesia department, Cairo University. Informed consent was taken from the parents of the participants.
: Not available
: The authors declare that they have no competing interests.
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