Tuluce, Derya. “Validity and Reliability of the Turkish Version of the Clinical COPD Questionnaire”. New Trends and Issues Proceedings on Humanities and Social Sciences 4, no. 2 (August 28, 2017): 98–107. Accessed April 26, 2024. https://un-pub.eu/ojs/index.php/pntsbs/article/view/2736.