title: Outcome assessment and documentation: a friend or foe?
authors.forename: Norbert
authors.initials: N
authors.lastname: Boos
mesh_terms: D001416:Back Pain / Q000628:therapy*; D003362:Cost-Benefit Analysis; D004282:Documentation; D005060:Europe; D019317:Evidence-Based Medicine; D006801:Humans; D017063:Outcome Assessment, Health Care; D013131:Spine / Q000601:surgery