title: [A method of facilitating gasserian ganglion block under X-ray photography].
mesh_terms: D006801:Humans; D007267:Injections; D009407:Nerve Block / Q000379:methods*; D011859:Radiography; D012668:Trigeminal Ganglion / Q000000981:diagnostic imaging; D014276:Trigeminal Nerve / Q000000981:diagnostic imaging; D014277:Trigeminal Neuralgia / Q000628:therapy*