Lubis, Lisnawati, Patimah Sari Siregar, Basri Basri, Dedek Sucahyo, and Evalatifah Nurhayati. 2025. “Effect of Chest Physiotherapy on Respiratory Effectiveness in Children With Pneumonia”. Jurnal Kesmas Prima Indonesia 9 (2):195-205. https://doi.org/10.34012/jkpi.v9i2.7419.