title: Surface tension lowering substance of the canine Eustachian tube.
mesh_terms: D000818:Animals; D001344:Autopsy; D004285:Dogs; D005064:Eustachian Tube; D008722:Methods; D010033:Otitis Media / Q000209:etiology; D011663:Pulmonary Surfactants / Q000302:isolation & purification; D012965:Sodium Chloride; D013501:Surface-Active Agents / Q000302:isolation & purification*; D007507:Therapeutic Irrigation
chemical_list: D011663:Pulmonary Surfactants; D013501:Surface-Active Agents; D012965:Sodium Chloride