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Rashed MN, Ahmed MM, Al-Hossainy AF, Abd SM.Rashed MN, et al.J Trace Elem Med Biol. 2010 Apr;24(2):138-45. doi: 10.1016/j.jtemb.2009.11.006. Epub 2010 Jan 13.J Trace Elem Med Biol. 2010.PMID: 20413073