RT Journal Article SR Electronic T1 Imaging in Parkinson’s disease JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 384 OP 384 DO 10.7861/clinmedicine.17-4-384 VO 17 IS 4 A1 Richard J B Ellis A1 Malcolm Steiger YR 2017 UL http://www.rcpjournals.org/content/17/4/384.1.abstract