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Dalton CB, Haddix A, Hoffman RE, Mast EE.Dalton CB, et al. Among authors: hoffman re.Arch Intern Med. 1996 May 13;156(9):1013-6.Arch Intern Med. 1996.PMID: 8624166
Rose CS, Martyny JW, Newman LS, Milton DK, King TE Jr, Beebe JL, McCammon JB, Hoffman RE, Kreiss K.Rose CS, et al. Among authors: hoffman re.Am J Public Health. 1998 Dec;88(12):1795-800. doi: 10.2105/ajph.88.12.1795.Am J Public Health. 1998.PMID: 9842376Free PMC article.
Cook M, Chappell WR, Hoffman RE, Mangione EJ.Cook M, et al. Among authors: hoffman re.Am J Epidemiol. 1993 Feb 15;137(4):447-55. doi: 10.1093/oxfordjournals.aje.a116693.Am J Epidemiol. 1993.PMID: 8460625
Cook M, Simon PA, Hoffman RE.Cook M, et al. Among authors: hoffman re.Am J Public Health. 1995 Jul;85(7):988-90. doi: 10.2105/ajph.85.7.988.Am J Public Health. 1995.PMID: 7604927Free PMC article.
Hoffman RE, Henderson N, O'Keefe K, Wood RC.Hoffman RE, et al.Am J Epidemiol. 1994 May 1;139(9):910-7. doi: 10.1093/oxfordjournals.aje.a117097.Am J Epidemiol. 1994.PMID: 8166141
Hoffman RE, Wood RC, Kreiss K.Hoffman RE, et al.Am J Public Health. 1993 Jan;83(1):89-93. doi: 10.2105/ajph.83.1.89.Am J Public Health. 1993.PMID: 8417614Free PMC article.