title: Intracerebroventricular injections in mice. Some methodological refinements.
mesh_terms: D000698:Analgesia; D000818:Animals; D005260:Female; D007276:Injections, Intraventricular / Q000379:methods*; D007981:Levorphanol / Q000008:administration & dosage; D008297:Male; D051379:Mice
chemical_list: D007981:Levorphanol