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Smith DK, Grohskopf LA, Black RJ, Auerbach JD, Veronese F, Struble KA, Cheever L, Johnson M, Paxton LA, Onorato IM, Greenberg AE; U.S. Department of Health and Human Services.Smith DK, et al. Among authors: grohskopf la.MMWR Recomm Rep. 2005 Jan 21;54(RR-2):1-20.MMWR Recomm Rep. 2005.PMID: 15660015Free article.