TY  - RPRT
TI  - ON BACTERIAL VARIATION.
AU  - J Orskov
AU  - A Larsen
PY  - 1925
DO  - 10.1128/jb.10.5.473-479.1925
UR  - https://pubmed.ncbi.nlm.nih.gov/16559150/
ID  - 16559150
ER  -