Sulfur hexafluoride therapy.
D002648:Child; D002675:Child, Preschool; D005459:Fluorides / Q000008:administration & dosage*; D005740:Gases; D006801:Humans; D007267:Injections; D010033:Otitis Media / Q000628:therapy*; D010034:Otitis Media with Effusion / Q000628:therapy*; D013459:Sulfur Hexafluoride / Q000008:administration & dosage*
D005740:Gases; D005459:Fluorides; D013459:Sulfur Hexafluoride