Development of the Advancing the Patient Experience (APEX) in COPD Registry : A Modified Delphi Study

Edwards, C L, Kaplan, A G, Yawn, B P, Kocks, J W H, Bulathsinhala, L, Carter, V A, Chang, K-L, Fox, C, Gopalan, G, Han, M K, Kruszyk, M, Le Lievre, C E, Mahle, C, Make, B, Pace, W D, Price, C, Shaikh, A, Skolnik, N & Price, D B 2021, 'Development of the Advancing the Patient Experience (APEX) in COPD Registry : A Modified Delphi Study', COPD: Journal of Chronic Obstructive Pulmonary Disease, vol. 8, no. 1, pp. 135-151. https://doi.org/10.15326/jcopdf.2020.0154