title: Retraction: an African ancestry-specific allele of CTLA4 confers protection against rheumatoid arthritis in African Americans.
authors.forename: James M
authors.initials: JM
authors.lastname: Kelley
authors.forename: Laura B
authors.initials: LB
authors.lastname: Hughes
authors.forename: Jeffrey D
authors.initials: JD
authors.lastname: Faggard
authors.forename: Maria I
authors.initials: MI
authors.lastname: Danila
authors.forename: Monica H
authors.initials: MH
authors.lastname: Crawford
authors.forename: Yuanqing
authors.initials: Y
authors.lastname: Edberg
authors.forename: Miguel A
authors.initials: MA
authors.lastname: Padilla
authors.forename: Hemant K
authors.initials: HK
authors.lastname: Tiwari
authors.forename: Andrew O
authors.initials: AO
authors.lastname: Westfall
authors.forename: Graciela S
authors.initials: GS
authors.lastname: Alarcón
authors.forename: Doyt L
authors.initials: DL
authors.lastname: Conn
authors.forename: Beth L
authors.initials: BL
authors.lastname: Jonas
authors.forename: Leigh F
authors.initials: LF
authors.lastname: Callahan
authors.forename: Edwin A
authors.initials: EA
authors.lastname: Smith
authors.forename: Richard D
authors.initials: RD
authors.lastname: Brasington
authors.forename: David B
authors.initials: DB
authors.lastname: Allison
authors.forename: Robert P
authors.initials: RP
authors.lastname: Kimberly
authors.forename: Larry W
authors.initials: LW
authors.lastname: Moreland
authors.forename: Jeffrey C
authors.initials: JC
authors.lastname: Edberg
authors.forename: S Louis
authors.initials: SL
authors.lastname: Bridges