不同药物预防慢性阻塞性肺疾病急性加重的疗效比较(3)
[2] Murray CJ,Lopez AD.Alternative projections of mortality and disability by cause 1990-2020:Global Burden of Disease Study[J].Lancet,1997,349(9064):1498-1504.[3] GOLD Executive Committee.Guidelines:Global Strategy for the Diagnosis ......
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