参考来源 |
1. Celli BR et al.The Body-Mass Index,Airflow Obstruction,Dyspnea,and Exercise Capacity Index in Chronic Obsructive Pulmonary Disease.NEJM 2004;350:1005. 2. Celli BR et al.Predictors of Survival in COPD:More than Just the FEV1.Respir Med 2008;102(Suppl):S27. |