RT Journal Article SR Electronic T1 Concerning “Nonaneurysmal Perimesencephalic Hemorrhage Is Associated with Deep Cerebral Venous Drainage Anomalies: A Systematic Literature Review and Meta-Analysis” JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E14 OP E14 DO 10.3174/ajnr.A4984 VO 38 IS 2 A1 Wu, X. A1 Liu, R. A1 Malhotra, A. YR 2017 UL http://www.ajnr.org/content/38/2/E14.abstract AB