Review article
The Mandatory Fortification of Staple Foods With Folic Acid: A Current Controversy in GermanyDtsch Arztebl Int 2011; 108(15):
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Correspondence
Causes and Early Diagnosis of Vitamin B12 Deficiency: In replyDtsch Arztebl Int 2009; 106(17):
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Review article
Causes and Early Diagnosis of Vitamin B12 DeficiencyDtsch Arztebl Int 2008; 105(40):
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