Disorders of the Nervous System Caused by Drugs, Toxins, and Chemical Agents, Mercury
Adams & Victors Principles of Neurology Chp 43, pg 1223, Ropper, A.H.,et al, 2014
Acute Paralysis from Inhaled Barium Carbonate
Arch Neurol 45:579-580, Shankle,R.&Keane,J.R., 1988