RT Journal Article SR Electronic T1 Ultrasound: the future for evaluating the PNS in humans? JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 362 OP 362 DO 10.1136/jnnp-2014-308855 VO 86 IS 4 A1 Michael E Shy YR 2015 UL http://jnnp.bmj.com/content/86/4/362.abstract AB