A Study to Investigate the Prevalence of Device-Specific Errors in Inhaler Technique in Adults With Airway Disease (The SCORES Study): Protocol for a Single Visit Prevalence Study oleh Ruth De Vos, Thomas Brown, Jayne Longstaff, Mitch Lomax, Heather Mackenzie, Alexander Hicks, Hitasha Rupani, Jessica Gates, Lauren Fox, Laura Wiffen, Anoop J Chauhan