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This article may be downloaded for personal use only. Permission to reproduce this article must be sought from Nature Publishing Group. This article was accepted for publication in European Journal of Clinical Nutrition. The definitive version was published in: European Journal of Clinical Nutrition, 67: 759-764, 2013 and is available online http://dx.doi.org/10.1038/ejcn.2013.90 (Please note: access via this link may only be available with a subscription)
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Copyright (2013) Macmillan Publishers.
Type
journal article
Source
European Journal of Clinical Nutrition, 67: 759-764