PT - JOURNAL ARTICLE AU - Cox, G. H. AU - Marley, E. TI - THE ESTIMATION OF MOTILITY DURING REST OR SLEEP AID - 10.1136/jnnp.22.1.57 DP - 1959 Feb 01 TA - Journal of Neurology, Neurosurgery & Psychiatry PG - 57--60 VI - 22 IP - 1 4099 - http://jnnp.bmj.com/content/22/1/57.short 4100 - http://jnnp.bmj.com/content/22/1/57.full SO - J Neurol Neurosurg Psychiatry1959 Feb 01; 22