title: An unusual presentation of vitamin B12 deficiency.
authors.forename: S L
authors.initials: SL
authors.lastname: Phillips
authors.forename: K P
authors.initials: KP
authors.lastname: Kahaner
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D019965:Neurocognitive Disorders / Q000175:diagnosis* / Q000209:etiology; D010259:Paranoid Disorders / Q000175:diagnosis* / Q000209:etiology; D014805:Vitamin B 12 / Q000627:therapeutic use; D014806:Vitamin B 12 Deficiency / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy
chemical_list: D014805:Vitamin B 12