作者单位:GlaxoSmithKline, Real World Evidence, London, England[1]GlaxoSmithKline, Real World Evidence, Res Triangle Pk, NC USA[2]GlaxoSmithKline, Resp Med Franchise, Uxbridge, Middx, England[3]GlaxoSmithKline, Target Sci Stat, Stevenage, Herts, England[4]