title: Editorial comment.
authors.forename: Armando J
authors.initials: AJ
authors.lastname: Lorenzo
mesh_terms: D001672:Biocompatible Materials / Q000008:administration & dosage*; D002648:Child; D003911:Dextrans / Q000008:administration & dosage*; D004724:Endoscopy; D006801:Humans; D006820:Hyaluronic Acid / Q000008:administration & dosage*; D007267:Injections; D014718:Vesico-Ureteral Reflux / Q000175:diagnosis / Q000628:therapy*
chemical_list: D001672:Biocompatible Materials; D003911:Dextrans; C487487:dextranomer-hyaluronic acid copolymer; D006820:Hyaluronic Acid