title: Erratum to: Can an Arthroplasty Registry Help Decrease Transfusions in Primary Total Joint Replacement? A Quality Initiative.
authors.affiliation: St John Macomb-Oakland Hospital, Oakland Center, Madison Heights, MI, USA.
authors.forename: Mark W
authors.initials: MW
authors.lastname: Allen
authors.affiliation: St John Macomb-Oakland Hospital, Oakland Center, Madison Heights, MI, USA.
authors.forename: Nicole M
authors.initials: NM
authors.lastname: Zappa
authors.affiliation: Providence Hospital and Medical Centers and The CORE Institute, 22250 Providence Drive, Suite #401, Southfield, MI, 48075, USA. David.Markel@stjohn.org.
authors.forename: David C
authors.initials: DC
authors.lastname: Markel