title: Erratum to: Improving outcomes in total knee arthroplasty-do navigation or customized implants have a role?
authors.affiliation: Northwestern University Feinberg School of Medicine, Chicago, USA. mbeal@nm.org.
authors.forename: Matthew D
authors.initials: MD
authors.lastname: Beal
authors.affiliation: Northwestern University Feinberg School of Medicine, Chicago, USA.
authors.forename: Dimitri
authors.initials: D
authors.lastname: Delagrammaticas
authors.affiliation: Northwestern University Feinberg School of Medicine, Chicago, USA.
authors.forename: David
authors.initials: D
authors.lastname: Fitz