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Authors
Alselisly, Ahmed Mohamed Ahmed
Ashry, Ahmed Hamdy
Mahmoud, Ayman Tarek http://orcid.org/0000-0002-4989-3239
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Article History
Received: 12 June 2020
Accepted: 1 February 2021
First Online: 22 February 2021
Ethics approval and consent to participate
: This observational study was approved by the ethics committee of the Department of Neurosurgery, Kasr Alainy Faculty of Medicine, Cairo University on the 9th of December 2018.The committee’s reference number is not available.All participants provided informed written consent to participate in the study.
: Not applicable.
: The authors declare that they have no competing interests.
