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Showing articles 0 to 2 of 2 Filter Applied: methylmalonic acid,serum (Click to remove) Vitamin B12 Deficiency:NICE Guideline Summary BMJ 385:q1019, q1262, Sands,T.,et al, 2024 Neuropsychiatric Disorders Caused by Cobalamin Deficiency in the Absence of Anemia or Macrocytosis NEJM 318:1720-1728, 1752-17541988., Lindenbaum,J.,et al, 1988 Showing articles 0 to 2 of 2