Perbandingan antara Balloon Blowing Exercise dengan Diaphragmatic Breathing Exercise Terhadap Peningkatan Saturasi Oksigen pada Pasien PPOK. SNJ [Internet]. 2025 Dec. 16 [cited 2026 May 31];2(2):25-40. Available from: https://solonursingjournal.org/index.php/data/article/view/28