Sabhapandit, D., P. Hazarika, A. C. Phukan, K. G. Lynrah, and E. D. “Comparison of CD4 and CD8 Counts and Ratio in HIV Negative Pulmonary Tuberculosis Patients With Normal Healthy Controls”. International Journal of Research in Medical Sciences, vol. 5, no. 10, Sept. 2017, pp. 4567-73, doi:10.18203/2320-6012.ijrms20174598.