Clinicalpathologic Conference, Vitamin B12 Deficiency due to Pernicious Anemia
NEJM 366:1626-1633, Case 13-2012, 2012
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