Affiliations

• ¹ Departemnt of Neurosurgery, Klinikum Dessau, Dessau-Roßlau, Germany.
• ² Royal College of Surgeons in Ireland - Bahrain, Ireland, Bahrain.
• ³ Faculty of medicine, University of Babylon, Hilla, Iraq.
• ⁴ Department of Neurosurgery, College of Medicine, University of Baghdad, Baghdad, Iraq.
• ⁵ College of Medicine, University of Mosul, Mosul, Iraq.
• ⁶ Faculty of Medicine, Ludwig-Maximilians-Universität München, Munich, Germany.
• ⁷ Faculty of medicine, University of Kufa, Kufa, Iraq.
• ⁸ Department of Neurosurgery, Neurosurgery Clinic, Birgunj, Nepal. trozexa@gmail.com.
• ⁹ Department of Neurosurgery, National Institute of neurology and neurosurgery, Mexico City, Mexico.
• ¹⁰ Departemnt of Neurosurgery, Hannover Medical School, Hannover, Germany.