Hasana, Ulfa, and Asniati Asniati. “Description Of Sleep Quality Of Patients With Chronic Obstructive Pulmonary Disease (COPD) Who Were Treated In The Jasmine Room At The Arifin Achmad Regional General Hospital Riau Province”. Jurnal Ipteks Terapan 14, no. 4 (December 31, 2020): 421–427. Accessed November 23, 2024. http://publikasi.lldikti10.id/index.php/jit/article/view/27.