title: Pitfalls in orthodontic health service research.
abstract: With the increasing interest in the field of orthodontic health service and related research, this paper reviews some of the factors that should be considered when planning such research.
authors.affiliation: Department of Dental Medicine and Surgery, University Dental Hospital of Manchester, U.K.
authors.forename: K
authors.initials: K
authors.lastname: O'Brien
authors.forename: R
authors.initials: R
authors.lastname: Craven
mesh_terms: D015982:Bias; D003362:Cost-Benefit Analysis; D003365:Costs and Cost Analysis; D003752:Dental Health Services; D006302:Health Services Research; D006801:Humans; D008485:Medical Audit; D009971:Orthodontics, Corrective; D017063:Outcome Assessment, Health Care; D012107:Research Design; D011795:Surveys and Questionnaires