@inbook{1113010374, author={Ariel Diana Schumer, DPT and Eric Shamus, PhD, DPT, PT, CSCS}, editor={Shamus, Eric}, title={CERVICAL DYSTONIA}, booktitle={The Color Atlas of Physical Therapy}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2015}, url={accessphysiotherapy.mhmedical.com/content.aspx?aid=1113010374} }