title: Design and interpretation of clinical research studies in oral medicine: a brief review.
abstract: The objective of this short review is to help researchers improve the designs of their clinical studies. Also included is a discussion of the level of evidence provided by the various clinical research study designs.
authors.affiliation: Center for Clinical Research, National Institute of Dental and Craniofacial Research, National Institutes of Health, Bethesda, MD, USA.
authors.forename: J C
authors.initials: JC
authors.lastname: Atkinson
authors.affiliation: Behavioral and Social Sciences Research Branch, National Institute of Dental and Craniofacial Research, National Institutes of Health, Bethesda, MD, USA.
authors.forename: D B
authors.initials: DB
authors.lastname: Clark
mesh_terms: D035843:Biomedical Research / Q000379:methods*; D000068456:Clinical Studies as Topic / Q000379:methods*; D006801:Humans; D019242:Oral Medicine; D012107:Research Design
keywords: clinical research; epidemiology; oral medicine