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Tourdot RW, Ramakrishnan N, Radhakrishnan R.Tourdot RW, et al.Phys Rev E Stat Nonlin Soft Matter Phys. 2014 Aug;90(2):022717. doi: 10.1103/PhysRevE.90.022717. Epub 2014 Aug 25.Phys Rev E Stat Nonlin Soft Matter Phys. 2014.PMID: 25215768Free PMC article.