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5. Vitamin B12 and folate and the risk of anemia in old age: the Leiden 85-Plus Study. den Elzen WP, Westendorp RG, Frölich M, de Ruijter W, Assendelft WJ, Gussekloo J. Arch Intern Med; 2008 Nov 10; 168(20):2238-44. PubMed ID: 19001201 [Abstract] [Full Text] [Related]
10. [Erythrocytic physiopathology. (Supplementary ideas). IV. Deficiency of folic acid and vitamin B 12]. Trincão C. An Inst Med Trop (Lisb); 1965 Nov 10; 22(1):235-53. PubMed ID: 5332769 [No Abstract] [Full Text] [Related]