Singh, N., R. K. Varma, R. Giri, P. Varma, S. Dwivedi, and L. Kumar. “Effect of ART2 on the CD4 Count and Viral Load During Treatment of Second Line ART”. International Journal of Advances in Medicine, vol. 7, no. 6, May 2020, pp. 1024-8, doi:10.18203/2349-3933.ijam20202123.