DOSE em Português [ BROKEN LINK ] The Dyspnoea, Obstruction, Smoking, Exacerbation (DOSE) index is predictive of mortality in COPD Derivation and Validation of a Composite Index of Severity in Chronic Obstructive Pulmonary Disease [ BROKEN LINK ] Using COPD multidimensional indices in routine clinical practice: DOSE meets all criteria (Nota: ver 3º editorial pg 245)