Myofascial Pain SyndromesTemporomandibular Joint Dysfunction SyndromeTrigger PointsFacial PainFacial NeuralgiaAcupuncture AnalgesiaOcclusal SplintsTemporomandibular Joint DisordersMasticatory MusclesPain MeasurementPain, ReferredPain ThresholdMuscle Relaxants, CentralFasciaFibromyalgiaNeuromuscular AgentsPain ClinicsInjections, IntramuscularAcupuncture TherapyPainMusclesMuscle, SkeletalMasseter MuscleNeck MusclesManipulation, OsteopathicNeck PainTemporal MuscleMassageMuscle ContractionMuscle ProteinsMuscle, SmoothManipulation, OrthopedicSciatic NerveTreatment OutcomeShoulder Pain