title: [Preoperative vital staining of vagus fibers].
mesh_terms: D005189:False Positive Reactions; D006801:Humans; D008722:Methods; D008751:Methylene Blue; D010437:Peptic Ulcer / Q000601:surgery; D013194:Staining and Labeling; D014628:Vagotomy; D014630:Vagus Nerve
chemical_list: D008751:Methylene Blue
vernacular_title: Peroperative Vitalfärbung der Vagusfasern.