F. Salsabela, A. Santoso, I. Rahmi, D. Kahayaasya, and S. Dhillah, “Analysis Of Drug Interactions And Their Severity In The Therapy Of Patients With Chronic Obstructive Pulmonary Disease (Copd): A Literature Review”, jhph, vol. 4, no. 4, pp. 393-400, Sep. 2026.