论文信息 - Development and validation of a new comorbidity index for COPD - 字舞流文

Development and validation of a new comorbidity index for COPD

B. Celli | V. Pinto-Plata | M. Divo | C. Côté | C. Casanova | J. Marin | J. Zulueta | C. Cabrera | Jorge Zagaceta | J. Torres