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Gallatin J, Reader A, Nusstein J, Beck M, Weaver J.Gallatin J, et al. Among authors: beck m.J Am Dent Assoc. 2003 Nov;134(11):1476-84. doi: 10.14219/jada.archive.2003.0077.J Am Dent Assoc. 2003.PMID: 14664266Clinical Trial.
Claffey E, Reader A, Nusstein J, Beck M, Weaver J.Claffey E, et al. Among authors: beck m.J Endod. 2004 Aug;30(8):568-71. doi: 10.1097/01.don.0000125317.21892.8f.J Endod. 2004.PMID: 15273637Clinical Trial.