TY  - RPRT
TI  - Serologic facts and serologic languages.
AU  - J Hirschfeld
PY  - 1977
DO  - 10.1111/j.1423-0410.1977.tb04482.x
UR  - https://pubmed.ncbi.nlm.nih.gov/919421/
ID  - 919421
ER  -