Surgical anatomy of the lumbar plexus / R. Shane Tubbs,PhD, PA-C, Chief Science Officer and Vice President, Seattle Science Foundation, Seattle, Washington, Marios Loukas, MD, PhD, Dean of Basic Sciences and Research, Chairman and Professor, Department of Anatomical Sciences, St. George's University School of Medicine, Grenada, West Indies, Amgad Hanna, MD, Associate Professor, Department of Neurological Surgery, Schoolof MEdicine and Public Health, University of Wisconsin, Madison, Rod Oskouian, MD, Surgical Director, Spinal Tumors and Spinal Trauma, Co-Director, Spine Fellowship Program, Swedish Neuroscience Institute, Seattle, Washington.