A comparison of T cell memory against the same antigen induced by virus versus intracellular bacteria.
Ochsenbein AF, Karrer U, Klenerman P, Althage A, Ciurea A, Shen H, Miller JF, Whitton JL, Hengartner H, Zinkernagel RM. Proc Natl Acad Sci U S A. 1999 Aug 3; 96(16):9293-8.