Coulier, B., Van den Broeck, S., & Deprez, F. (2015). Extreme Anemia Causing Unusual “Black-out” of the Cerebral Vessels on Noncontrast Brain CT. Clinical Neuroradiology, 25(2), 197-199. https://doi.org/10.1007/s00062-014-0306-6 (Original work published 2015)