title: How best to measure change in evaluations of treatment for substance use disorder.
authors.affiliation: King's College London, Addictions Department, Institute of Psychiatry, London, UK. john.marsden@kcl.ac.uk
authors.forename: John
authors.initials: J
authors.lastname: Marsden
authors.forename: Brian
authors.initials: B
authors.lastname: Eastwood
authors.forename: Craig
authors.initials: C
authors.lastname: Wright
authors.forename: Colin
authors.initials: C
authors.lastname: Bradbury
authors.forename: Jonathan
authors.initials: J
authors.lastname: Knight
authors.forename: Paul
authors.initials: P
authors.lastname: Hammond