RT Book, Whole SR Electronic A2 Wedzicha, Jadwiga A. A2 Allinson, James P. A2 Calverley, Peter M.A. T1 COPD in the 21st Century YR 2024 SN 978-1-84984-176-4 DO 10.1183/2312508X.erm10324 OP 346 UL https://books.ersjournals.com/content/9781849841764/9781849841764