title: [Reintroduction of social security numbers gives better basis for evaluation. The patient registry is open for research].
authors.forename: C L
authors.initials: CL
authors.lastname: Spetz
authors.forename: C L
authors.initials: CL
authors.lastname: Carlsson
authors.forename: M
authors.initials: M
authors.lastname: Engqvist
authors.forename: L
authors.initials: L
authors.lastname: Forsberg
authors.forename: A
authors.initials: A
authors.lastname: Aberg
authors.forename: L O
authors.initials: LO
authors.lastname: Akesson
authors.forename: M
authors.initials: M
authors.lastname: Rosén
mesh_terms: D003219:Confidentiality; D006801:Humans; D012042:Registries / Q000592:standards*; D012106:Research; D013548:Sweden
vernacular_title: Aterinfört personnummer ger bättre utvärderingsunderlag. Patientregistret öppet för forskning.