TY  - RPRT
TI  - Immunoregulation by helper T cell subsets.
AU  - R L Coffman
PY  - 1988
DO  - 10.1590/s0074-02761988000500008
UR  - https://pubmed.ncbi.nlm.nih.gov/2978167/
ID  - 2978167
ER  -