Copper Deficiency as a Treatable Cause of Poor Balance
BMJ 340:864-866, Khaleeli,Z., et al, 2010
Neurologic Aspects of Cobalamin Deficiency
Medicine 70:229-245, Healton,E.B.,et al, 1991
Central Nervous System Toxicity Associated With Metronidazole Therapy
Ann Int Med 93:59-60, Kusumi,R.K.,et al, 1980