COPD in symptomatic aortic stenosis: the importance of correct assessment for defining prognosis - Rigolli, M; Rossi, A; Temporelli, P; Benfari, G; Cioffi, G; Gaibazzi, N; Nistri, S; Guidetti, F; Tavazzi, L; Myerson, S; Bafadhel, M; Faggiano, P (EUROPEAN RESPIRATORY JOURNAL, 2018)