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CD PROBE study design and assessment of physician-reported and patient-reported outcome measures. CD: cervical dystonia; PNRS: Pain Numeric Rating Scale; CDIP-58: Cervical Dystonia Impact Profile; AE: adverse event; PGIC: Patient Global Impression of Change; TWSTRS: Toronto Western Spasmodic Torticollis Rating Scale; P-STRS: Pictorial Spasmodic Torticollis Rating Scale; CGIC: Clinician Global Impression of Change.
