Itch Relief by Mirror Scratching. A Psychophysical Study Helmchen, Christoph ; Palzer, Carina ; Münte, Thomas F. ; Anders, Silke ; Sprenger, Andreas Abstract Publication: PLoS ONE Pub Date: December 2013 DOI: 10.1371/journal.pone.0082756 Bibcode: 2013PLoSO...882756H