Gonsette, RE., & Brucher, J.-M. (1980). Neurotoxicity of Novel Water-soluble Contrast-media for Intrathecal Application. Investigative Radiology : a journal of clinical and laboratory research, 15(6), S254-S259. https://doi.org/10.1097/00004424-198011001-00054 (Original work published 1980)