Are the clinical manifestations of CT scan and location associated with World Health Organization histopathological grades of meningioma?: A retrospective study.

Introduction: meningioma is the most common intracranial tumor. CT scan is a common method for diagnosis. WHO classified meningioma into 3 histological grades? This study aims to evaluate the relation of different meningioma signs on CT and tumor distribution regard to WHO histological types.

Radiation protection among health care workers: knowledge, attitude, practice, and clinical recommendations: a systematic review.

Objectives: This study was performed to determine the knowledge, attitude, and practice (KAP) of health care workers (HCWs) towards radiation protection.

Methods: In this systematic review study, three international databases (Web of Science, PubMed, Scopus) were searched for related published articles in the English language from 1 January 2000 to 1 February 2020. The quality of the included studies was evaluated using the Hoy et al.