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Article History

Received: 25 January 2021

Accepted: 15 April 2021

First Online: 16 August 2021

Declarations

:

: This study was conducted in Alexandria Main University Hospital following a study protocol that was approved by Research Ethics Committee of Faculty of Medicine under study No. 0201209, IRB No.: 00012098, and FWA No.: 00018699.Written consent to participate was obtained from all patients or their next-of-kin before any intervention with explanation of all benefits and complication of any intervention.The Ethics Committee of the Faculty of Medicine, Alexandria University is operated according to ICH GCP guidelines and applicable local and institutional regulations and guidelines which govern EC operation. Address: Faculty of Medicine, Alexandria University, 17 Champollion Street, El Messalah, Alexandria, Egypt. Email: ExternalRef removed.Type of review: full board review.Subject of research: human adult and pediatric males and females.Name, Email: Mohamed AbdAllah Elkallaf, ExternalRef removed.Name of the department: Department of Neurosurgery.

: Written consents for publication have been obtained from all patients or their next-of-kin and are available upon request.

: The authors have no financial or non-financial conflicts to disclose.