%0 Journal Article %A M.A. Mont %A P.S. Ragland %A J. Khaled Saleh %A L.C. Jones %A D.S. Hungerford %T ANALYSIS OF CLASSIFICATION SYSTEMS FOR AVASCULAR NECROSIS OF THE FEMORAL HEAD %D 2006 %J Orthopaedic Proceedings %P 308-308 %V 88-B %N SUPP_II %R 10.1302/0301-620X.88BSUPP_II.0880308b %U https://doi.org/10.1302/0301-620X.88BSUPP_II.0880308b %K