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Lloyd-Jones DM, Nam BH, D'Agostino RB Sr, Levy D, Murabito JM, Wang TJ, Wilson PW, O'Donnell CJ.Lloyd-Jones DM, et al.JAMA. 2004 May 12;291(18):2204-11. doi: 10.1001/jama.291.18.2204.JAMA. 2004.PMID: 15138242
Lloyd-Jones DM, Larson MG, Beiser A, Levy D.Lloyd-Jones DM, et al.Lancet. 1999 Jan 9;353(9147):89-92. doi: 10.1016/S0140-6736(98)10279-9.Lancet. 1999.PMID: 10023892Free article.