Age and sex standardized incidence rates (per 1000 individuals) for COPD, asthma and concurrent physician-diagnosed asthma and COPD over time among adults 35 years and older in Ontario, Canada.

Abstract

<p>Age and sex standardized incidence rates (per 1000 individuals) for COPD, asthma and concurrent physician-diagnosed asthma and COPD over time among adults 35 years and older in Ontario, Canada.</p