TY  - RPRT
TI  - Functionally distinct subsites on a class II major histocompatibility complex molecule.
AU  - F Ronchese
AU  - R H Schwartz
AU  - R N Germain
DO  - 10.1038/329254a0
UR  - https://pubmed.ncbi.nlm.nih.gov/3041233/
ID  - 3041233
ER  -