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Journal
Am J Clin Nutr
Volume
77
Issue
5
Pages
1241-7
Publication year
2003
Suggested citation
Clarke R, Refsum H, Birks J, Evans JG, Johnston C, Sherliker P, Ueland PM, Schneede J, McPartlin J, Nexo E, Scott JM. Screening for vitamin B-12 and folate deficiency in older persons. Am J Clin Nutr. 2003; 77(5): 1241-7.