TY - RPRT TI - Blocking T-cell costimulation to prevent transplant rejection. AU - X G Zheng AU - L A Turka PY - 1998 DO - 10.1016/s0041-1345(98)00568-5 UR - https://pubmed.ncbi.nlm.nih.gov/9723421/ ID - 9723421 ER -