title: The present status of vitamin B 12  and folic acid deficiency in psychiatric illness.
mesh_terms: D000367:Age Factors; D000752:Anemia, Pernicious / Q000150:complications* / Q000175:diagnosis; D001327:Autoimmune Diseases / Q000150:complications; D003937:Diagnosis, Differential; D004033:Diet Fads / Q000009:adverse effects; D005494:Folic Acid Deficiency / Q000150:complications* / Q000175:diagnosis; D005743:Gastrectomy / Q000009:adverse effects; D006801:Humans; D008286:Malabsorption Syndromes / Q000150:complications; D008569:Memory Disorders / Q000209:etiology; D008570:Memory, Short-Term; D001523:Mental Disorders / Q000209:etiology; D008722:Methods; D019965:Neurocognitive Disorders / Q000209:etiology*; D011581:Psychological Tests; D012075:Remission, Spontaneous; D014806:Vitamin B 12 Deficiency / Q000150:complications* / Q000175:diagnosis