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Newcomb PA, Klein R, Klein BE, Haffner S, Mares-Perlman J, Cruickshanks KJ, Marcus PM.Newcomb PA, et al.Epidemiology. 1995 May;6(3):318-21. doi: 10.1097/00001648-199505000-00022.Epidemiology. 1995.PMID: 7619943