title: Quality of randomised controlled trials in head injury. Statistical power can be increased.
authors.forename: C W
authors.initials: CW
authors.lastname: Hukkelhoven
authors.forename: E W
authors.initials: EW
authors.lastname: Steyerberg
authors.forename: A I
authors.initials: AI
authors.lastname: Maas
mesh_terms: D006259:Craniocerebral Trauma / Q000628:therapy*; D006801:Humans; D018579:Patient Selection; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D016896:Treatment Outcome