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Zeng S, Lv X, Zhan C, Chen WR, Xiong W, Jacques SL, Luo Q.Zeng S, et al. Among authors: chen wr.Opt Lett. 2006 Apr 15;31(8):1091-3. doi: 10.1364/ol.31.001091.Opt Lett. 2006.PMID: 16625913