PRATIWI, R. M.; NINGSIH, A. D. Active Cycle Of Breathing Technique (ACBT) Against Changes in Oxygen Saturation in COPD Patients. Blambangan Journal of Nursing and Health Sciences (BJNHS), [S. l.], v. 2, n. 2, 2024. Disponível em: https://blambangan-scholar.com/index.php/BJNHS/article/view/52. Acesso em: 5 apr. 2026.