Wandini, K. et al. 2025. Factors Associated with the Occurrence of Pneumonia among Under-Five in the Working Area of Jatinegara District Public Health Center in 2023: A Case-Control Study. Jurnal Ilmiah Kesehatan. 17, 2 (Nov. 2025), 294–304. DOI:https://doi.org/10.37012/jik.v17i2.3649.