title: COPD exacerbations. Anxious not to be breathless.
authors.forename: David R
authors.initials: DR
authors.lastname: Warriner
mesh_terms: D001007:Anxiety / Q000209:etiology*; D018450:Disease Progression; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000523:psychology*