From the *Department of Psychological Medicine, University of Otago, Christchurch; †Community Mental Health & Addictions, Northland District Health Board, Northland; ‡Community Alcohol and Drug Service, Waitemata District Health Board, Auckland; §Community Alcohol and Drug Service, Nelson-Marlborough District Health Board, Nelson; and ∥Community Alcohol and Drug Service, Southern District Health Board, Dunedin, New Zealand.
Received March 23, 2014; accepted after revision December 29, 2014.
Reprints: Simon J. Adamson, PhD, Department of Psychological Medicine, University of Otago, Christchurch, 4 Oxford Terrace, Christchurch 8011, New Zealand (e-mail: [email protected]).
Lee Nixon was previously affiliated with the Community Alcohol and Drug Service, Nelson-Marlborough District Health Board, Nelson, New Zealand.
This study was funded by the Health Research Council of New Zealand grant HRC 07/138.