Walter, Bryan, Wiliam Wiliam, and Theresia Citraningtyas. “Scientific Review of Comparative Effectiveness and Safety Erdostein, Carbocysteine, And N-Acetylcysteine in Patients With Acute Exacerbation of Chronic Obstructive Pulmonary Disease”. Jurnal MedScientiae 3, no. 3 (December 20, 2024): 393–401. Accessed April 3, 2025. https://ejournal.ukrida.ac.id/index.php/ms/article/view/3145.