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Bohnstedt M, Fox PJ, Kohatsu ND.Bohnstedt M, et al. Among authors: kohatsu nd.J Clin Epidemiol. 1994 Dec;47(12):1381-7. doi: 10.1016/0895-4356(94)90082-5.J Clin Epidemiol. 1994.PMID: 7730847