@inbook{1162160381, author={José Biller and Gregory Gruener and Paul W. Brazis}, title={Examination of the Somatic Motor System (Excluding Cranial Nerves)}, booktitle={DeMyer's The Neurologic Examination: A Programmed Text, 7e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2016}, url={neurology.mhmedical.com/content.aspx?aid=1162160381} }