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Schacker T, Coombs RW, Collier AC, Zeh JE, Fox I, Alam J, Nelson K, Eggert E, Corey L.Schacker T, et al. Among authors: zeh je.J Infect Dis. 1994 Jan;169(1):37-40. doi: 10.1093/infdis/169.1.37.J Infect Dis. 1994.PMID: 8277195Clinical Trial.