title: Serum vitamin B 12  level in patients with amoebic liver abscess, opisthorchiasis and infectious hepatitis.
mesh_terms: D006400:Hematocrit; D006452:Hemoglobinometry; D006506:Hepatitis A / Q000097:blood*; D006801:Humans; D008101:Liver Abscess, Amebic / Q000097:blood*; D008111:Liver Function Tests; D009889:Opisthorchiasis / Q000097:blood*; D011865:Radioisotope Dilution Technique; D014805:Vitamin B 12 / Q000097:blood*
chemical_list: D014805:Vitamin B 12