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Lolo L, Tulak G. DAMPAK PURSED LIPS BREATHINGEXERCISE TERHADAP PENURUNAN KELUHAN SESAK NAPAS PADA PASIEN PPOK. VoM [Internet]. 15Sep.2019 [cited 11Sep.2025];9(2):840-8. Available from: https://journal.umpalopo.ac.id/index.php/VoM/article/view/112