Proportion of individuals with low serum vitamin B-12 concentrations without macrocytosis is higher in the post–folic acid fortification period than in the pre–folic acid fortification period
2007 ◽
Vol 86
(4)
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pp. 1187-1192
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2003 ◽
Vol 77
(6)
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pp. 1474-1477
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2007 ◽
Vol 85
(1)
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pp. 193-200
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1997 ◽
Vol 65
(6)
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pp. 1889-1890
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2007 ◽
Vol 86
(4)
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pp. 897-898
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2007 ◽
Vol 85
(1)
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pp. 3-5
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