RT Journal Article SR Electronic T1 Chronic fatigue syndrome: is it physical? JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 289 OP 289 DO 10.1136/jnnp.69.3.289 VO 69 IS 3 A1 LANE, RUSSELL YR 2000 UL http://jnnp.bmj.com/content/69/3/289.1.abstract AB