title: Defending CUSUM.
authors.forename: H
authors.initials: H
authors.lastname: Murgatroyd
authors.forename: U M
authors.initials: UM
authors.lastname: Belliappa
authors.forename: M
authors.initials: M
authors.lastname: Purva
mesh_terms: D000776:Anesthesiology / Q000193:education*; D002983:Clinical Competence; D004503:Education, Medical, Graduate / Q000379:methods*; D004521:Educational Measurement / Q000379:methods*; D006801:Humans