title: [Increasing use of laboratory tests--a controllable process?].
authors.affiliation: Avdeling for mikrobiologi og immunologi Gades Institutt Haukeland Sykehus, Bergen. elling.ulvestad@haukeland.no
authors.forename: E
authors.initials: E
authors.lastname: Ulvestad
mesh_terms: D003955:Diagnostic Tests, Routine / Q000191:economics / Q000706:statistics & numerical data; D017598:Efficiency, Organizational; D006801:Humans; D007159:Immunologic Tests / Q000191:economics / Q000706:statistics & numerical data; D007753:Laboratories / Q000191:economics / Q000706:statistics & numerical data*; D008828:Microbiological Techniques / Q000191:economics / Q000706:statistics & numerical data; D009664:Norway; D011785:Quality Assurance, Health Care