CD4+ T-cell memory: generation and multi-faceted roles for CD4+ T cells in protective immunity to influenza.
Swain SL, Agrewala JN, Brown DM, Jelley-Gibbs DM, Golech S, Huston G, Jones SC, Kamperschroer C, Lee WH, McKinstry KK, Rom?n E, Strutt T, Weng NP. CD4+ T-cell memory: generation and multi-faceted roles for CD4+ T cells in protective immunity to influenza. Immunol Rev. 2006 Jun; 211:8-22.