1. The hummingbird identifies psp among patients with non-fluent primary progressive aphasia. Issue 5 (8th May 2017) Authors: Silsby, Matthew; Tweedie-Cullen, Ry; Murray, Cynthia R; Halliday, Glenda M; Hodges, John R; Burrell, James R Journal: Journal of neurology, neurosurgery and psychiatry Issue: Volume 88:Issue 5(2017) Page Start: e1 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗