Musviro, Arini Fitria, Nurul Hayati, Laili Nur Azizah, and Anggia Astuti. 2025. “Pursed Lips Breathing With Balloon Enhancing Airway Clearance in Children With Pneumonia”. Health and Technology Journal (HTechJ) 3 (3):342-50. https://doi.org/10.53713/htechj.v3i3.357.