TY  - RPRT
TI  - Persistent anthelmintic effect of ivermectin in cattle.
AU  - D Barth
PY  - 1983
DO  - 10.1136/vr.113.13.300
UR  - https://pubmed.ncbi.nlm.nih.gov/6688901/
ID  - 6688901
ER  -