Zerdo, Z., Tsalla, T., Shibru, T., & Trifa, Z. M. (2015). Predictors of Smear-Positive Pulmonary Tuberculosis in Southern Ethiopia: unmatched case control study. International Journal of Sciences: Basic and Applied Research (IJSBAR), 24(4), 11-22. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/4445