TY  - RPRT
TI  - Immunomodulators isolated from microorganisms.
AU  - Z Vanĕk
AU  - J Matĕjů
AU  - E Curdová
PY  - 1991
DO  - 10.1007/bf02814487
UR  - https://pubmed.ncbi.nlm.nih.gov/1823657/
ID  - 1823657
ER  -