Maharajan P., D., Singh, T. J., Devi, S. B., Singh, H. R., Paul, D. R. and L., J. (2020) “Profile of patients undergoing third line anti-retroviral therapy”, International Journal of Advances in Medicine, 7(9), pp. 1394–1399. doi: 10.18203/2349-3933.ijam20203605.