Derivation and Definitions of Clinical Study Variables for Multiple Long Term Conditions in Patients with Chronic Obstructive Pulmonary Disease: Protocol for a Modified Delphi Methods and Consensus Study on Behalf of the International Cardiovascular and Respiratory Alliance

Joseph T, Bhutani M, Couper A, Pullen R, Nadarajah R, Alves L, Montero-Arias MF, Al-Lehebi R, Berg DD, Hawkins NM, Hurst JR, Jenkins CR, Kaplan A, Kocks JWH, Kostikas K, Lam CSP, Lapperre TS, Rhee CK, Sattar N, Stolz D, Tse G, Winders T, Price D, Gale CP

Pragmatic and Observational Research 2025, 16:243-251

Published Date: 12 December 2025