TY - JOUR T1 - The construct validity of real-world digital mobility outcomes in people with chronic obstructive pulmonary disease JO - ERJ Open Research UR - https://eprints.whiterose.ac.uk/id/eprint/238905 PY - 2026/04/29 AU - Megaritis D AU - Long M AU - de las Heras M AU - Alcaraz-Serrano V AU - Alvarez P AU - Becker C AU - Braun J AU - Buekers J AU - Buttery S AU - Caulfield B AU - Cereatti A et al ED - DO - DOI: 10.1183/23120541.00993-2025 PB - European Respiratory Society (ERS) VL - 12 IS - 2 Y2 - 2026/07/13 ER -