2026. The Influence Of Balloon Blowing Practice On Respiration Rate And Oxygen Saturation In Asthma Patients In Grandmed Hospital  Lubuk Pakam. JURNAL KEPERAWATAN DAN FISIOTERAPI (JKF). 8, 2 (Apr. 2026), 400–405. DOI:https://doi.org/10.35451/a9p5rd68.