Mohammed Nawi, A., Ahmad, N., Yusof, S. N., Ahmad, N., Md Nor, Z., Mohd Noor, J., Faisal Ghazi, H., Jeffree, M. S., & Hassan, M. R. (2018). Tuberculosis Contact Tracing In Low- And Middle- Income Countries: A Systematic Review. International Journal of Public Health Research, 8(1), 924–932. Retrieved from https://spaj.ukm.my/ijphr/index.php/ijphr/article/view/114