Marques, Sérgio, Zilda Mendes, Sónia Romano, Vera Afreixo, and António Rodrigues. “Features Related to Respiratory Disability and Performance of Inhaler Technique in COPD Population.”. Journal of Statistics on Health Decision 4, no. 1 (July 20, 2022): 33-35. Accessed April 19, 2024. https://proa.ua.pt/index.php/jshd/article/view/28747.