Specificity of T cells in synovial fluid: high frequencies of CD8(+) T cells that are specific for certain viral epitopes. by Tan, L, Mowat, A, Fazou, C, Rostron, T, Roskell, H, Dunbar, P, Tournay, C, Romagné, F, Peyrat, M, Houssaint, E, Bonneville, M, Rickinson, AB, Mcmichael, A, Callan, M