title: [Auricular catheter for the transtubal administration of drug substances].
mesh_terms: D002404:Catheterization / Q000295:instrumentation*; D005064:Eustachian Tube; D006801:Humans; D004364:Pharmaceutical Preparations / Q000008:administration & dosage*; D014586:USSR
chemical_list: D004364:Pharmaceutical Preparations
vernacular_title: Ushnoĭ kateter dlia transtubarnogo vvedeniia lekarstvennykh veshchestv