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Orlando VA, Johnson LR, Wilson AR, Maahs DM, Wadwa RP, Bishop FK, Dong F, Morrato EH.Orlando VA, et al. Among authors: johnson lr.Int J Dent. 2010;2010:942124. doi: 10.1155/2010/942124. Epub 2010 May 13.Int J Dent. 2010.PMID: 20490262Free PMC article.
Alman AC, Johnson LR, Calverley DC, Grunwald GK, Lezotte DC, Harwood JE, Hokanson JE.Alman AC, et al. Among authors: johnson lr.J Periodontol. 2011 Sep;82(9):1304-13. doi: 10.1902/jop.2011.100647. Epub 2011 Mar 15.J Periodontol. 2011.PMID: 21405935