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Flores-Estévez N, Vasquez-Morales SG, Cano-Medina T, Sánchez-Velásquez LR, Noa-Carrazana JC, Díaz-Fleischer F.Flores-Estévez N, et al.J Environ Sci Health B. 2013;48(7):582-6. doi: 10.1080/03601234.2013.774933.J Environ Sci Health B. 2013.PMID: 23581691