RT Journal Article SR Electronic T1 Conducting one-stage IPD meta-analysis: which approach should I choose? JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP 190 OP 190 DO 10.1136/bmjebm-2018-111127 VO 24 IS 5 A1 Thomas R Fanshawe A1 Rafael Perera YR 2019 UL http://ebm.bmj.com/content/24/5/190.abstract AB