Pratami, Rizka Dila, I Gede Riswandinatha Karyadi, and Rizki Usaputro. “The Administration of Oral Nutritional Supplementation (ONS) in Chronic Obstructive Pulmonary Disease (COPD) Patients: A Systematic Review”. Indonesian Journal of Global Health Research 7, no. 6 (October 19, 2025): 799–806. Accessed May 26, 2026. http://jurnal2.globalhealthsciencegroup.com/index.php/IJGHR/article/view/639.