title: Use of Shewart's technique.
authors.forename: S
authors.initials: S
authors.lastname: Ramaiah
authors.forename: S
authors.initials: S
authors.lastname: Pooransingh
authors.forename: T
authors.initials: T
authors.lastname: Marshall
mesh_terms: D000704:Analysis of Variance; D004739:England; D017052:Hospital Mortality; D006801:Humans; D011785:Quality Assurance, Health Care / Q000706:statistics & numerical data; D013222:State Medicine / Q000706:statistics & numerical data*