TY - RPRT TI - Phenotypic differences between alpha beta versus beta T-cell receptor transgenic mice undergoing negative selection. AU - L J Berg AU - B Fazekas de St Groth AU - A M Pullen AU - M M Davis PY - 1989 DO - 10.1038/340559a0 UR - https://pubmed.ncbi.nlm.nih.gov/2528070/ ID - 2528070 ER -