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Vicente-Rodríguez G, Rey-López JP, Mesana MI, Poortvliet E, Ortega FB, Polito A, Nagy E, Widhalm K, Sjöström M, Moreno LA; HELENA Study Group.Vicente-Rodríguez G, et al.Obesity (Silver Spring). 2012 Jan;20(1):221-8. doi: 10.1038/oby.2011.272. Epub 2011 Aug 25.Obesity (Silver Spring). 2012.PMID: 21869760Free article.