Serum vitamin B12 concentrations determined by L. leichmannii assay in patients with neoplastic disease.
D001681:Biological Assay; D045728:Corrinoids; D006397:Hematinics; D006402:Hematologic Diseases; D006801:Humans; D007778:Lactobacillus; D009369:Neoplasms / Q000097:blood*; D014805:Vitamin B 12 / Q000097:blood*
D045728:Corrinoids; D006397:Hematinics; D014805:Vitamin B 12
LACTOBACILLUS; NEOPLASMS/blood in; VITAMIN B12/in blood