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Fa KS, Lenzi EK.Fa KS, et al. Among authors: lenzi ek.Phys Rev E Stat Nonlin Soft Matter Phys. 2005 Jan;71(1 Pt 1):012101. doi: 10.1103/PhysRevE.71.012101. Epub 2005 Jan 20.Phys Rev E Stat Nonlin Soft Matter Phys. 2005.PMID: 15697637