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Sanchez SE, Zhang C, Rene Malinow M, Ware-Jauregui S, Larrabure G, Williams MA.Sanchez SE, et al. Among authors: zhang c.Am J Epidemiol. 2001 Mar 1;153(5):474-80. doi: 10.1093/aje/153.5.474.Am J Epidemiol. 2001.PMID: 11226979