title: Differential item functioning in patient reported outcomes research.
authors.affiliation: James M Anderson Center for Health Systems Excellence, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
authors.forename: Adam C
authors.initials: AC
authors.lastname: Carle
authors.affiliation: James M Anderson Center for Health Systems Excellence, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
authors.forename: Constance A
authors.initials: CA
authors.lastname: Mara
mesh_terms: D006801:Humans; D000071066:Patient Reported Outcome Measures; D011594:Psychometrics; D012106:Research