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Martin RA, Salmon PS, Fischer HE, Cuello GJ.Martin RA, et al. Among authors: salmon ps.Phys Rev Lett. 2003 May 9;90(18):185501. doi: 10.1103/PhysRevLett.90.185501. Epub 2003 May 6.Phys Rev Lett. 2003.PMID: 12786018