Boccatonda, Andrea, Valentina Decorato, Giulio Cocco, Stefano Marinari, and Cosima Schiavone. 2018. “Ultrasound Evaluation of Diaphragmatic Mobility in Patients With Idiopathic Lung Fibrosis: A Pilot Study”. Multidisciplinary Respiratory Medicine 14 (1). https://doi.org/10.4081/mrm.2019.2.