?:authorAffiliation
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[\'Department of Neurosurgery, Imam Hossein Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran.\', \'Department of Anaesthesiology, Shahid Beheshti Hospital, Kashan University of Medical Sciences, Kashan, Iran.\', \'Clinical Research and Development Unit, Imam Hossein Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran.\', \'Anesthesiology Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran.\']
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