Clinical Case Conference: A 41-Year-Old Woman with Progressive Weakness and Sensory Loss
Ann Neurol 75:9-19, Stephen, C.D.,et al, 2014
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