Responsiveness and meaningful change thresholds of the Living with Pulmonary Fibrosis (L-PF) questionnaire Dyspnoea and Cough scores in patients with progressive fibrosing interstitial lung diseases.
Jeffrey J SwigrisDonald M BushnellKlaus RohrHeiko MuellerMichael BaldwinYoshikazu InouePublished in: BMJ open respiratory research (2022)
NCT02999178.