https://www.selleckchem.com/pr....oducts/aprotinin.htm
Objective To examine the effects of a consultant-led, community-based chronic obstructive pulmonary disease (COPD) service, based in a highly deprived area on emergency hospital admissions. Design A longitudinal matched controlled study using difference-in-differences analysis to compare the change in outcomes in the intervention population to a matched comparison population, 5 years before and after implementation. Setting A deprived district in the North West of England between 2005 and 2016. Intervention A community-based, consulta