Long-term T cell memory to human leucocyte antigen-A2 supertype epitopes in humans vaccinated against smallpox.
Ostrout ND, McHugh MM, Tisch DJ, Moormann AM, Brusic V, Kazura JW. Long-term T cell memory to human leucocyte antigen-A2 supertype epitopes in humans vaccinated against smallpox. Clin Exp Immunol. 2007 Aug; 149(2):265-73.