title: Chiari Severity Index: A Novel Grading System Intended for Preoperative Counseling.
authors: Department of Neurosurgery Imam Khomeini Hospital Tehran University of Medical Science Tehran, Iran.
authors: Keyvan
authors: K
authors: Tayebi Meybodi
mesh_terms: D001139:Arnold-Chiari Malformation / Q000145:classification* / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male; D012720:Severity of Illness Index