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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. Am J Clin Nutr. 2003 May;77(5):1241-7. doi: 10.1093/ajcn/77.5.1241. Am J Clin Nutr. 2003. PMID: 12716678
2,963 results