title: Multifocal avascular necrosis.
authors.affiliation: Grady Memorial Hospital, Atlanta, Georgia (E.B.G.); Veterans Affairs Medical Center, Decatur, Georgia (C.A.A.); and Emory University School of Medicine Atlanta, Georgia (E.B.G., C.A.A.).
authors.forename: E B
authors.initials: EB
authors.lastname: Gonzalez
authors.forename: C A
authors.initials: CA
authors.lastname: Agudelo