Nurfaizi, Alfian, Isnin Anang Marhana, Gadis Meinar Sari, and Arief Bakhtiar. 2021. “Correlation Between FEV1% Predicted and Blood Eosinophils in Patients With Exacerbations of Chronic Obstructive Pulmonary Disease (COPD)”. Jurnal Respirasi 7 (2):59-64. https://doi.org/10.20473/jr.v7-I.2.2021.59-64.