1. Department of Neurosurgery, Neuroscience Institute, Hamad Medical Corporation, Doha, Qatar
2. Department of Neurosurgery, Neuroscience Institute, Hamad Medical Corporation, Doha, Qatar, Department of Clinical Academic Sciences, College of Medicine, Qatar University, Doha, Qatar, Department of Neurological Sciences, Weill Cornell Medicine, Doha, Qatar
3. Department of Histopathology, Hamad Medical Corporation, Doha, Qatar
4. Department of Neurosurgery, Neuroscience Institute, Hamad Medical Corporation, Doha, Qatar, Department of Neurological Sciences, Weill Cornell Medicine, Doha, Qatar