title: [Vitamin-B-12 and folic-acid deficiency. Continuation 1: pathogenesis, diagnosis].
mesh_terms: D005494:Folic Acid Deficiency / Q000175:diagnosis / Q000209:etiology; D006801:Humans; D014806:Vitamin B 12 Deficiency / Q000175:diagnosis / Q000209:etiology
vernacular_title: Vitamin-B12- und Folsäure-Mangel. Folge 1: Pathogenese, Diagnose.