Auditory, Ocular, and Facial Complications of Central Neural Block: A Review of Possible Mechanisms
C. J. E. Day, L. E. Shutt
Regional Anesthesia: The Journal of Neural Blockade in Obstetrics, Surgery, & Pain Control May 1996, 21 (3) 197-201; DOI: 10.1136/rapm-00115550-199621030-00004