RT Journal Article SR Electronic T1 Pseudobulbar affective disorder, emotion and the brain JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 809 OP 810 DO 10.1136/jnnp-2017-316240 VO 88 IS 10 A1 Michael Swash A1 Michael R Trimble YR 2017 UL http://jnnp.bmj.com/content/88/10/809.abstract AB