TY  - RPRT
TI  - In vitro lymphocytic stimulation with PPD.
AU  - K B Spyropoulos
AU  - K Hatzigiannaki
PY  - 1985
DO  - 10.1159/000194819
UR  - https://pubmed.ncbi.nlm.nih.gov/4059672/
ID  - 4059672
ER  -