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Solomon DH, Ganz DA, Avorn J, Glynn RJ, Knight EL, Gibson CM, Stone PH.Solomon DH, et al. Among authors: avorn j.J Clin Epidemiol. 2002 Feb;55(2):121-8. doi: 10.1016/s0895-4356(01)00427-9.J Clin Epidemiol. 2002.PMID: 11809349Clinical Trial.