title: A flexible technique for long term infusions in unrestrained rats.
mesh_terms: D000818:Animals; D002404:Catheterization / Q000295:instrumentation*; D007263:Infusions, Parenteral / Q000295:instrumentation*; D007441:Intubation, Gastrointestinal / Q000295:instrumentation*; D008722:Methods; D051381:Rats; D013270:Stomach