Modular Acetabular AugmentsComposite Void FillersHanssen, Arlen D. MDLewallen, David G. MDAuthor informationDrs Hanssen and Lewallen are from the Department of Orthopedics, Mayo Clinic and the Mayo Foundation, Rochester, Minn.Reprint requests: Arlen D. Hanssen, MD, Dept of Orthopedics, Mayo Clinic and Mayo Foundation, 200 First St SW, Rochester, MN 55905.Orthopedics 28(9):p 971-972, September 2005.Copyright © 2005 SLACK Incorporated