Fadhila, Nabella Ayu, 		Rumahorbo, Hotma, AND 		Sudirman, Sudirman.
" The Effectiveness of Combination of Back Massage and Deep Breathing Exercises on Changes in Hemodynamic Status (SpO2) Patients of Congestive Heart Failure" <em>NurseLine Journal</em> [Online], Volume 8 Number 1 (28 May 2023)