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caregivers’ experiences with regular, low-dose, sustained-release morphine for chronic breathlessness associated with COPD: a qualitative study \",\"publicationDate\":\"20 May 2022\",\"link\":\"/content/9/1/e001210\",\"authors\":\"Diana Ferreira, Slavica Kochovska, Aaron Honson, Jane Phillips, David Currow\"},{\"title\":\"Inspiratory crackles—early and late—revisited: identifying COPD by crackle characteristics \",\"publicationDate\":\"5 March 2021\",\"link\":\"/content/8/1/e000852\",\"authors\":\"Hasse Melbye, Juan Carlos Aviles Solis, Cristina Jácome, Hans Pasterkamp\"},{\"title\":\"Incidence and prevalence of interstitial lung diseases worldwide: a systematic literature review \",\"publicationDate\":\"12 June 2023\",\"link\":\"/content/10/1/e001291\",\"authors\":\"Rikisha Shah Gupta, Ardita Koteci, Ann Morgan, Peter M George, Jennifer K Quint\"},{\"title\":\"Safety and survival data in patients with idiopathic pulmonary fibrosis treated with nintedanib: pooled data from six clinical 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