PT - JOURNAL ARTICLE AU - Appleby, Brian S TI - Many challenges of conducting clinical trials in CJD AID - 10.1136/jnnp-2016-314578 DP - 2017 Feb 01 TA - Journal of Neurology, Neurosurgery & Psychiatry PG - 98--98 VI - 88 IP - 2 4099 - http://jnnp.bmj.com/content/88/2/98.short 4100 - http://jnnp.bmj.com/content/88/2/98.full SO - J Neurol Neurosurg Psychiatry2017 Feb 01; 88