Dr. Adden; Zainab Ali; Dr Muhammad Laeeq; Tasneem shahzadi; Dr Sidra Faisal. Active Cycle of Breathing Technique and Pursed Lip Breathing in Moderate to Severe COPD Patients. JHWCR 2026, 4 (2), 1-8. https://doi.org/10.61919/n0v6je07.