1. Parkinson's disease without nigral degeneration: a pathological correlate of scans without evidence of dopaminergic deficit (SWEDD)?. Issue 6 (24th July 2015) Authors: Ling, Helen; Kearney, Seamus; Yip, Helen Lai Kuen; Silveira-Moriyama, Laura; Revesz, Tamas; Holton, Janice L; Strand, Catherine; Davey, Karen; Mok, Kin Ying; Polke, James M; Lees, Andrew J Journal: Journal of neurology, neurosurgery and psychiatry Issue: Volume 87:Issue 6(2016) Page Start: 633 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗