title: Studies on respiratory tract fluid.
mesh_terms: D000284:Administration, Oral; D000336:Aerosols / Q000494:pharmacology; D000818:Animals; D001826:Body Fluids / Q000032:analysis*; D001831:Body Temperature; D002415:Cats; D004285:Dogs; D007267:Injections; D009093:Mucus; D004364:Pharmaceutical Preparations / Q000008:administration & dosage; D011817:Rabbits; D051381:Rats; D012143:Respiratory Physiological Phenomena; D012137:Respiratory System / Q000187:drug effects / Q000378:metabolism*; D012621:Seasons
chemical_list: D000336:Aerosols; D004364:Pharmaceutical Preparations