title: Registries collecting level-I through IV Data: institutional and multicenter use: AAOS exhibit selection.
authors.affiliation: Harris Orthopaedic Laboratory, Massachusetts General Hospital, 55 Fruit Street, GRJ 1121, Boston, MA 02114. E-mail address for V.J. Hansen: viktor.j.hansen@gmail.com.
authors.forename: Victor J
authors.initials: VJ
authors.lastname: Hansen
authors.affiliation: Harris Orthopaedic Laboratory, Massachusetts General Hospital, 55 Fruit Street, GRJ 1121, Boston, MA 02114. E-mail address for V.J. Hansen: viktor.j.hansen@gmail.com.
authors.forename: Meredith E
authors.initials: ME
authors.lastname: Greene
authors.affiliation: Harris Orthopaedic Laboratory, Massachusetts General Hospital, 55 Fruit Street, GRJ 1121, Boston, MA 02114. E-mail address for V.J. Hansen: viktor.j.hansen@gmail.com.
authors.forename: Marc A
authors.initials: MA
authors.lastname: Bragdon
authors.affiliation: Harris Orthopaedic Laboratory, Massachusetts General Hospital, 55 Fruit Street, GRJ 1121, Boston, MA 02114. E-mail address for V.J. Hansen: viktor.j.hansen@gmail.com.
authors.forename: Audrey K
authors.initials: AK
authors.lastname: Nebergall
authors.affiliation: Harris Orthopaedic Laboratory, Massachusetts General Hospital, 55 Fruit Street, GRJ 1121, Boston, MA 02114. E-mail address for V.J. Hansen: viktor.j.hansen@gmail.com.
authors.forename: Christopher J
authors.initials: CJ
authors.lastname: Barr
authors.affiliation: Department of Orthopaedic Surgery, Stanford University Medical Center, 450 Broadway Street, Pavilion A, Redwood City, CA 94063.
authors.forename: J I
authors.initials: JI
authors.lastname: Huddleston
authors.affiliation: Harris Orthopaedic Laboratory, Massachusetts General Hospital, 55 Fruit Street, GRJ 1121, Boston, MA 02114. E-mail address for V.J. Hansen: viktor.j.hansen@gmail.com.
authors.forename: Charles R
authors.initials: CR
authors.lastname: Bragdon
authors.affiliation: Harris Orthopaedic Laboratory, Massachusetts General Hospital, 55 Fruit Street, GRJ 1121, Boston, MA 02114. E-mail address for V.J. Hansen: viktor.j.hansen@gmail.com.
authors.forename: Henrik
authors.initials: H
authors.lastname: Malchau
mesh_terms: D019643:Arthroplasty, Replacement / Q000706:statistics & numerical data*; D006801:Humans; D015337:Multicenter Studies as Topic; D063868:Patient Outcome Assessment; D011358:Product Surveillance, Postmarketing; D011787:Quality of Health Care; D012042:Registries