title: Linear inference for mixed treatment comparison meta-analysis: a two-stage approach.
authors.affiliation: School of Social and Community Medicine, University of Bristol, Cotham House, Cotham Hill, Bristol, BS6 6JL, U.K.
authors.forename: Guobing
authors.initials: G
authors.lastname: Lu
authors.forename: Nicky J
authors.initials: NJ
authors.lastname: Welton
authors.forename: Julian P T
authors.initials: JP
authors.lastname: Higgins
authors.forename: Ian R
authors.initials: IR
authors.lastname: White
authors.forename: A E
authors.initials: AE
authors.lastname: Ades