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Bilodeau RC, Scheer M, Haugen HK.Bilodeau RC, et al. Among authors: haugen hk.Phys Rev Lett. 2001 Oct 1;87(14):143001. doi: 10.1103/PhysRevLett.87.143001. Epub 2001 Sep 11.Phys Rev Lett. 2001.PMID: 11580647