Ashry, Ahmed Hamdy
Alsawy, Mohamed Fathalla
Article History
Received: 1 June 2020
Accepted: 7 July 2020
First Online: 23 July 2020
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 26th of February 2020. All participants provided informed written consent to participate in the study.
: Not applicable.
: The authors declare that they have no competing interests.