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Lamb SE, Hansen Z, Lall R, Castelnuovo E, Withers EJ, Nichols V, Potter R, Underwood MR; Back Skills Training Trial investigators.Lamb SE, et al.Lancet. 2010 Mar 13;375(9718):916-23. doi: 10.1016/S0140-6736(09)62164-4. Epub 2010 Feb 25.Lancet. 2010.PMID: 20189241Clinical Trial.
Heart Protection Study Collaborative Group.Heart Protection Study Collaborative Group.Circ Cardiovasc Qual Outcomes. 2009 Mar;2(2):65-72. doi: 10.1161/CIRCOUTCOMES.108.808469. Epub 2009 Mar 5.Circ Cardiovasc Qual Outcomes. 2009.PMID: 20031817