**Ultrasound-Based Guidance and Therapy**

Frank Lindseth, Thomas Langø, Tormod Selbekk, Rune Hansen, Ingerid Reinertsen, Christian Askeland, Ole Solheim, Geirmund Unsgård, Ronald Mårvik and Toril A. Nagelhus Hernes

Additional information is available at the end of the chapter

http://dx.doi.org/10.5772/55884
