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Davies HR, Hughes IA, Savage MO, Quigley CA, Trifiro M, Pinsky L, Brown TR, Patterson MN.Davies HR, et al.J Med Genet. 1997 Feb;34(2):158-60. doi: 10.1136/jmg.34.2.158.J Med Genet. 1997.PMID: 9039995Free PMC article.