TY - RPRT TI - Vaccines with enhanced costimulation maintain high avidity memory CTL. AU - Sixun Yang AU - James W Hodge AU - Douglas W Grosenbach AU - Jeffrey Schlom PY - 2005 DO - 10.4049/jimmunol.175.6.3715 UR - https://pubmed.ncbi.nlm.nih.gov/16148117/ ID - 16148117 ER -