Hambly, Nathan Acute exacerbations of idiopathic pulmonary fibrosis: tough to define; tougher to manage. [electronic resource] - The European respiratory journal 05 2017 Publication Type: Editorial; Comment ISSN: 1399-3003 Standard No.: 10.1183/13993003.00811-2017 doi Subjects--Topical Terms: HumansIdiopathic Pulmonary FibrosisPulmonary Fibrosis