supplementary_file - Association of psychological flexibility with engagement in pulmonary rehabilitation following an acute exacerbation of chronic obstructive pulmonary disease Fernandes-JamesCaroline GrahamChristopher D BatterhamAlan M HarrisonSamantha L 2019 <p>supplementary_file for Association of psychological flexibility with engagement in pulmonary rehabilitation following an acute exacerbation of chronic obstructive pulmonary disease by Caroline Fernandes-James, Christopher D Graham, Alan M Batterham and Samantha L Harrison in Chronic Respiratory Disease</p>