TY  - RPRT
TI  - Veterinary endoscopy in large animals.
AU  - E L Gerring
PY  - 1986
DO  - 10.1093/oxfordjournals.bmb.a072148
UR  - https://pubmed.ncbi.nlm.nih.gov/3545387/
ID  - 3545387
ER  -