TY - RPRT TI - Separate T cell subclasses inducing or attenuating graft-versus-host reaction. AU - J W Chiao AU - Y S Choi PY - 1981 DO - 10.1097/00007890-198106000-00013 UR - https://pubmed.ncbi.nlm.nih.gov/6973225/ ID - 6973225 ER -