TY - RPRT TI - Thymocyte development is normal in CTLA-4-deficient mice. AU - C A Chambers AU - D Cado AU - T Truong AU - J P Allison PY - 1997 DO - 10.1073/pnas.94.17.9296 UR - https://pubmed.ncbi.nlm.nih.gov/9256476/ ID - 9256476 ER -