title: [National registries have no quality guarantee. The data used should be from an unidentified material from the counties].
authors.affiliation: Medicinkliniken, Luleå-Bodens sjukhus.
authors.forename: A
authors.initials: A
authors.lastname: Lindman
authors.forename: M
authors.initials: M
authors.lastname: Eliasson
authors.forename: C
authors.initials: C
authors.lastname: Skoglund
mesh_terms: D003219:Confidentiality; D003920:Diabetes Mellitus / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D006801:Humans; D011785:Quality Assurance, Health Care; D011786:Quality Control; D012042:Registries / Q000592:standards*; D013548:Sweden / Q000453:epidemiology
vernacular_title: Ingen kvalitetsgaranti av nationella register. Data bör tas ur avidentifierat material på landstingsnivå.