title: A new type of cannula for central administration of drugs in rats.
mesh_terms: D000818:Animals; D001921:Brain; D001923:Brain Chemistry; D007267:Injections / Q000295:instrumentation*; D008722:Methods; D009339:Needles; D011600:Psychopharmacology / Q000295:instrumentation; D051381:Rats; D013238:Stereotaxic Techniques; D013268:Stimulation, Chemical