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175 related items for PubMed ID: 13638223
1. Microbiological assay of vitamin B12 content of serum using Euglena gracilis. NICHOLAS DR, PITNEY WR. Aust J Exp Biol Med Sci; 1958 Dec; 36(6):603-8. PubMed ID: 13638223 [No Abstract] [Full Text] [Related]