Ayu, Puput Dyah, and Muhammad Atoillah Isfandiari. “The Correlation of Initial Sputum Smear Positivity on Treatment Failure of Category 1 Therapy for Pulmonary Tuberculosis”. Jurnal Berkala Epidemiologi 4, no. 1 (November 11, 2016): 126–137. Accessed August 3, 2024. https://e-journal.unair.ac.id/JBE/article/view/2142.