TY  - RPRT
TI  - Permanent rumen cannula.
AU  - F G Perry
AU  - G K Macleod
PY  - 1969
DO  - 10.3168/jds.s0022-0302(69)86543-4
UR  - https://pubmed.ncbi.nlm.nih.gov/5812623/
ID  - 5812623
ER  -