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Cummings CJ, Orr HT, Zoghbi HY.Cummings CJ, et al. Among authors: zoghbi hy.Philos Trans R Soc Lond B Biol Sci. 1999 Jun 29;354(1386):1079-81. doi: 10.1098/rstb.1999.0462.Philos Trans R Soc Lond B Biol Sci. 1999.PMID: 10434309Free PMC article.Review.