Neck PainNeck MusclesWhiplash InjuriesChronic PainCervical VertebraeNeckZygapophyseal JointFacial NeuralgiaHead and Neck NeoplasmsMassageChronic DiseaseMuscle Stretching ExercisesInjections, EpiduralPain MeasurementManipulation, SpinalAcupuncture TherapyShoulder PainDisability EvaluationExercise TherapyRange of Motion, ArticularPhysical Therapy ModalitiesNerve BlockAnesthetics, LocalTreatment OutcomeNeck InjuriesElectromyographyFemoral Neck FracturesFollow-Up StudiesQuestionnairesBiomechanical PhenomenaCarcinoma, Squamous Cell