title: [The use of the free choice of hospital rights in three different counties, 1991-1999].
authors.affiliation: Københavns Universitet, Institut for Folkesundhedsvidenskab.
authors.forename: Hans Okkels
authors.initials: HO
authors.lastname: Birk
authors.forename: Lars Onsberg
authors.initials: LO
authors.lastname: Henriksen
mesh_terms: D003718:Denmark; D006761:Hospitals / Q000592:standards / Q000706:statistics & numerical data; D006801:Humans; D007902:Length of Stay / Q000706:statistics & numerical data; D020403:Patient Freedom of Choice Laws; D011446:Prospective Studies; D012042:Registries