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Wald LL, Moyher SE, Day MR, Nelson SJ, Vigneron DB.Wald LL, et al. Among authors: nelson sj.Magn Reson Med. 1995 Sep;34(3):440-5. doi: 10.1002/mrm.1910340322.Magn Reson Med. 1995.PMID: 7500884