DuBrock HM, Nathan SD, Reeve BB, Kolaitis NA, Mathai SC, Classi PM, Nelsen AC, Olayinka-Amao B, Norcross LN, Martin SA. Pulmonary hypertension due to interstitial lung disease or chronic obstructive pulmonary disease: a patient experience study of symptoms and their impact on quality of life. Pulm Circ. 2021 Apr 1;11(2):204589402. doi: 10.1177/20458940211005641
Lovas K, Geher P, Whalley D, McKenna S, Meads D, Kalo Z. Hungarian adaptation of a disease-specific quality-of-life questionnaire in patients with ankylosing spondylitis. Orv Hetil. 2002 Aug 11;43(32):1893-7.