Tyas, Nienda Mustika Wahyuning, and Rachmah Indawati. “AN OVERVIEW OF ACUTE RESPIRATORY INFECTION CASES BEFORE AND AFTER EXPOSURE TO VOLCANIC ASH”. Jurnal Berkala Epidemiologi 7, no. 3 (September 30, 2019): 233–240. Accessed August 3, 2024. https://e-journal.unair.ac.id/JBE/article/view/13284.