Open Access

Erratum to: Evaluating the efficacy of a web-based self-help intervention with and without chat counseling in reducing the cocaine use of problematic cocaine users: the study protocol of a pragmatic three-arm randomized controlled trial

  • Michael P. Schaub1Email author,
  • Larissa J. Maier1,
  • Andreas Wenger1,
  • Lars Stark2,
  • Oliver Berg2,
  • Thilo Beck2,
  • Boris B. Quednow3 and
  • Severin Haug1
BMC Psychiatry201515:218

https://doi.org/10.1186/s12888-015-0600-0

Received: 7 September 2015

Accepted: 7 September 2015

Published: 16 September 2015

The original article was published in BMC Psychiatry 2015 15:156

Unfortunately, the original version of this article [1] contained an error. The caption on Fig. 2 was incorrect. The corrected caption should read:

Notes

Declarations

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

Authors’ Affiliations

(1)
Swiss Research Institute for Public Health and Addiction at the University of Zurich
(2)
Arud, Centres for Addiction Medicine
(3)
Department of Psychiatry, Psychotherapy and Psychosomatics, Clinical and Experimental Pharmacopsychology, Psychiatric Hospital of the University of Zurich

Reference

  1. Schaub M, Maier L, Wenger A, Stark L, Berg O, Beck T, et al. Evaluating the efficacy of a web-based self-help intervention with and without chat counseling in reducing the cocaine use of problematic cocaine users: the study protocol of a pragmatic three-arm randomized controlled trial. BMC Psychiatry. 2015;15:156.PubMed CentralView ArticlePubMedGoogle Scholar

Copyright

© Schaub et al. 2015

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