RT Journal Article SR Electronic A1 Bankhead, Charles T1 COPD Patients have Significant Disease Burden before Diagnosis JF MD Conference Express YR 2010 FD SAGE Publications VO 10 IS 3 SP 3 OP 3 DO 10.1177/155989771003001 UL http://mdc.sagepub.com/content/10/3/3.abstract AB Patients with chronic obstructive pulmonary disease (COPD) have a significant respiratory disease burden in the 2 years leading up to diagnosis. This article reviews a large general practice database from the United Kingdom showed that 42% of COPD patients had one or more acute respiratory events in the 24 months prior to diagnosis.