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Landon BE, Zaslavsky AM, Bernard SL, Cioffi MJ, Cleary PD.Landon BE, et al.JAMA. 2004 Apr 14;291(14):1744-52. doi: 10.1001/jama.291.14.1744.JAMA. 2004.PMID: 15082702
Rosenthal MB, Landon BE, Normand SL, Frank RG, Ahmad TS, Epstein AM.Rosenthal MB, et al. Among authors: landon be.JAMA. 2007 Nov 21;298(19):2281-8. doi: 10.1001/jama.298.19.2281.JAMA. 2007.PMID: 18029832