The unpleasantness of tonic pain is encoded by the insular cortex.
Schreckenberger M, Siessmeier T, Viertmann A, Landvogt C, Buchholz HG, Rolke R, Treede RD, Bartenstein P, Birklein F.
Schreckenberger M, et al. Among authors: treede rd.
Neurology. 2005 Apr 12;64(7):1175-83. doi: 10.1212/01.WNL.0000156353.17305.52.
Neurology. 2005.
PMID: 15824343