title: [Diagnostic significance of B 12 vitamin levels in chronic myelosis (author's transl)].
mesh_terms: D000368:Aged; D000749:Anemia, Megaloblastic / Q000097:blood; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009196:Myeloproliferative Disorders / Q000097:blood*; D011086:Polycythemia / Q000097:blood; D014805:Vitamin B 12 / Q000097:blood*
chemical_list: D014805:Vitamin B 12
vernacular_title: Diagnostický význam hladiny vitamínu B 12 u chronické myelózy