TY - RPRT TI - CTLA-4 down-regulates the protective anticryptococcal cell-mediated immune response. AU - T McGaha AU - J W Murphy PY - 2000 DO - 10.1128/iai.68.8.4624-4630.2000 UR - https://pubmed.ncbi.nlm.nih.gov/10899865/ ID - 10899865 ER -