"Whippets"-induced vitamin B12 deficiency and dorsal column degeneration.

degeneration Haitham Dababneh, MD, Mohammed Hussain, MD, Waldo R Guerrero, MD, Jindong Xu, MD, Walter Morgan, MD, J Mocco, MD, MS, and Jawad F Kirmani, MD *Equal Contribution 1New Jersey Neuroscience Institute, Seton Hall University, JFK Medical Center. 2Department of Neurology, University of Florida, Shands Hospital. 3Department of Neurosurgery, Vanderbilt University Medical Center. 4Department of Neurology, University of Texas Health Science Center.