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Selden MA, Helzberg JH, Waeckerle JF, Browne JE, Brewer JH, Monaco ME, Tang F, O'Keefe JH.Selden MA, et al. Among authors: helzberg jh.South Med J. 2009 Oct;102(10):1003-6. doi: 10.1097/SMJ.0b013e3181b6218b.South Med J. 2009.PMID: 19738528