ArticleBMJ (Clinical research ed.)2001
Preventing exacerbations of chronic bronchitis and COPD.
A Ekberg-Jansson et al.PubMed ↗Full text ↗Publisher ↗
No numbers read from the abstract.
2 papers cite it
this papercites it
ArticleBMJ (Clinical research ed.)2001
A Ekberg-Jansson et al.PubMed ↗Full text ↗Publisher ↗
No numbers read from the abstract.