Authors: Robert H Dworkin; Alec B O'Connor; Joel Kent; Sean C Mackey; Srinivasa N Raja; Brett R Stacey; Robert M Levy; Miroslav Backonja; Ralf Baron; Henning Harke; John D Loeser; Rolf-Detlef Treede; Dennis C Turk; Christopher D Wells Journal: Pain Date: 2013-06-06 Impact factor: 6.961