Dal Negro, Roberto W., Paola Turco, and Massimiliano Povero. “Nebivolol: An Effective Option Against Long-Lasting Dyspnoea Following COVID-19 Pneumonia - a Pivotal Double-Blind, Cross-over Controlled Study”. Multidisciplinary Respiratory Medicine 17 (December 23, 2022). Accessed June 30, 2025. https://mail.mrmjournal.org/index.php/mrm/article/view/886.