TY  - RPRT
TI  - How the immune system learns about self.
AU  - H von Boehmer
AU  - P Kisielow
PY  - 1991
DO  - 10.1038/scientificamerican1091-74
UR  - https://pubmed.ncbi.nlm.nih.gov/1836069/
ID  - 1836069
ER  -