Neck MusclesVestibular Evoked Myogenic PotentialsTorticollisMastoidElectromyographyCutaneous FistulaCervical PlexusWhiplash InjuriesSurgical FlapsRespiratory MusclesAccelerationExercise TestMusclesExercise TherapyExerciseMuscle, SkeletalExercise ToleranceMuscle ProteinsMuscle, SmoothMuscle Fibers, SkeletalPhysical ExertionMuscle, Smooth, VascularMuscle ContractionMuscle Development