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Screening for vitamin B-12 and folate deficiency in older persons.
Clarke R, Refsum H, Birks J, Evans JG, Johnston C, Sherliker P, Ueland PM, Schneede J, McPartlin J, Nexo E, Scott JM. Clarke R, et al. Among authors: ueland pm. Am J Clin Nutr. 2003 May;77(5):1241-7. doi: 10.1093/ajcn/77.5.1241. Am J Clin Nutr. 2003. PMID: 12716678
690 results