Effect of immediate initiation of antiretroviral therapy on risk of severe bacterial infections in HIV-positive people with CD4 cell counts of more than 500 cells per μL: secondary... by O'Connor, J, Vjecha, M, Phillips, A, Angus, B, Cooper, D, Grinsztejn, B, Lopardo, G, Das, S, Wood, R, Wilkin, A, Klinker, H, Kantipong, P, Klingman, K, Jilich, D, Herieka, E, Denning, E, Abubakar, I, Gordin, F, Lundgren, J, INSIGHT START study group