Marlina, Serli, Epin Epin, Indra Frana Jaya KK, Fifi Yunianti, Jamal Jamal, and Diana Diana. 2025. “Nursing Management of Ineffective Airway Clearance through Effective Cough Technique in Chronic Obstructive Pulmonary Disease: A Case Study”. Lentera Perawat 6 (4):750-58. https://doi.org/10.52235/lp.v6i4.629.