Sluijter Menno E, Teixeira Alexandre, Serra Vicente, Balogh Susan, Schianchi Pietro
Institute for Anesthesiology and Pain Clinic, Swiss Paraplegic Center, Nottwil, Switzerland.
Pain Pract. 2008 Jan-Feb;8(1):57-61. doi: 10.1111/j.1533-2500.2007.00172.x.