title: Preface.
authors.affiliation: Musculoskeletal Imaging and Intervention, Department of Radiology, Beth Israel Deaconess Medical Center, Harvard Medical School, 330 Brookline Avenue, Boston, MA 02215, USA. Electronic address: mhochman@bidmc.harvard.edu.
authors.forename: Mary G
authors.initials: MG
authors.lastname: Hochman
mesh_terms: D006801:Humans; D008279:Magnetic Resonance Imaging