Widyastuti, Monna, Ainul Mardiah Sari, and Rahmawati. “The Effectiveness of Chest Physiotheraphy on Secretory Discharge in Children With Acute Respiratory Infection (ARI) at Ambacang Health Center Padang, Indonesia”. RADINKA JOURNAL OF HEALTH SCIENCE 3, no. 3 (February 4, 2026): 529–537. Accessed September 28, 2026. https://rjupublisher.com/ojs/index.php/RJHS/article/view/653.