title: Conducting trials.
authors.forename: R J
authors.initials: RJ
authors.lastname: Crisp
authors.forename: F J T
authors.initials: FJ
authors.lastname: Burke
mesh_terms: D002986:Clinical Trials as Topic / Q000379:methods*; D018865:Dental Research / Q000379:methods*; D005792:General Practice, Dental; D006801:Humans; D012107:Research Design