Handbook of polytrauma care and rehabilitation / David X. Cifu, chairman and Herman J. Flax M.D. professor, Department of PM&R; executive director, Center for Rehabilitation Sciences and Engineering, Virginia Commonwealth University, Richmond, Virginia; National Director for PM&R Services, U.S. Department of Veterans Affairs, Washington, DC; Henry L. Lew, professor, John A. Burns School of Medicine, University of Hawaii at Manoa, Honolulu, Hawaii; rehabilitation consultant, Defense and Veterans Brain Injury Center, Richmond, VA; professor, Department of PM&R Virginia Commonwealth University, Richmond, Virginia.