Saputra, Ari Julian, Kiki Widyastuti, and Yusup Subagio Sutanto. “New GOLD COPD Guideline 2019: How We Deal With It? (Inhaled Corticosteroid Use and Blood Eosinophil Count)”. Respiratory Science 1, no. 2 (February 27, 2021): 79-87. Accessed April 18, 2026. https://respiratoryscience.or.id/index.php/journal/article/view/13.