Vaccination with plasmid DNA encoding mycobacterial antigen 85A stimulates a CD4+ and CD8+ T-cell epitopic repertoire broader than that stimulated by Mycobacterium tuberculosis H37Rv infection., Denis, Olivier J., Tanghe A, Palfliet K, Jurion Fabienne, van den Berg Thierry, Vanonckelen A, Ooms J, Saman E, Ulmer J B., Content J, et al. , Infect Immun, 1998 Apr, Volume 66, Issue 4, p.1527-33, (1998)