title: Commentary: A lack of a comparator group makes it hard to be sure whether computerised medical record system implementation achieved a better or worse outcome.
authors.affiliation: University of Surrey, Guildford, UK. EditorIPC@gmail.com.
authors.forename: Simon
authors.initials: S
authors.lastname: De Lusignan
authors.affiliation: University of Surrey, Guildford, UK. j.g.williams@surrey.ac.uk.
authors.forename: John
authors.initials: J
authors.lastname: Williams
authors.affiliation: University of Surrey, Guildford, UK. w.hinton@surrey.ac.uk.
authors.forename: William
authors.initials: W
authors.lastname: Hinton
authors.affiliation: University of Surrey, Guildford, UK. neil.m.munro@btinternet.com.
authors.forename: Neil
authors.initials: N
authors.lastname: Munro
mesh_terms: D008498:Medical Record Linkage; D008499:Medical Records; D016347:Medical Records Systems, Computerized
keywords: Diabetes Mellitus; Health Information Systems; Medical Order Entry Systems; Medical records systems, computerized