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Alon I, Gorelik O, Berman S, Almoznino-Sarafian D, Shteinshnaider M, Weissgarten J, Modai D, Cohen N.Alon I, et al. Among authors: cohen n.J Trace Elem Med Biol. 2006;20(4):221-6. doi: 10.1016/j.jtemb.2006.04.004.J Trace Elem Med Biol. 2006.PMID: 17098580