TY  - RPRT
TI  - Hapten-reactive helper lymphocytes.
AU  - B Rubin
AU  - H Wigzell
PY  - 1973
DO  - 10.1038/242467a0
UR  - https://pubmed.ncbi.nlm.nih.gov/4540732/
ID  - 4540732
ER  -