Sandi, S. u. a. 2022. THE EFFECTIVENESS OF VIEWING A BALLOON-BLOWING VIDEO IN INCREASING THE PEAK EXPIRATORY FLOW AMONG ASTHMA PATIENTS AT THE MAKASSAR LUNG HEALTH CENTER. Nursing Current: Jurnal Keperawatan. 10, 2 (Dez. 2022), 151–158. DOI:https://doi.org/10.19166/nc.v10i2.6251.