Clinical Trial

Homotopic stimulation can reduce the area of allodynia in patients with neuropathic pain.

Eur J Pain. 2009 Oct 1; 13 (9): 942-8.
Randomized Controlled Trial

Reduction of allodynia in patients with complex regional pain syndrome: A double-blind placebo-controlled trial of topical ketamine.

Pain. 2009 Nov 1;146(1-2):18-25.
Randomized Controlled Trial

Botulinum toxin type A induces direct analgesic effects in chronic neuropathic pain.

Ann. Neurol. 2008 Sep 1;64(3):274-83.