title: Response.
authors.forename: Antoun
authors.initials: A
authors.lastname: Nader
authors.forename: Mark C
authors.initials: MC
authors.lastname: Kendall
mesh_terms: D006801:Humans; D008297:Male; D009407:Nerve Block / Q000379:methods*; D056739:Pterygopalatine Fossa / Q000000981:diagnostic imaging*; D014276:Trigeminal Nerve; D014277:Trigeminal Neuralgia / Q000188:drug therapy*; D014463:Ultrasonography