Bratås, Ola, Geir Arild Espnes, Toril Rannestad, and Rolf Walstad. “Characteristics of Patients With Chronic Obstructive Pulmonary Disease Choosing Rehabilitation”. Journal of Rehabilitation Medicine 42, no. 4 (March 1, 2010): 362–367. Accessed November 7, 2024. https://medicaljournalssweden.se/jrm/article/view/17829.