This article was published in Psychological Medicine with an error in the author's affiliations. This has now been corrected online and in the article.
The authors apologise for this error.
Last updated 2nd August 2024: Online ordering is currently unavailable due to technical issues. As we resolve the issues resulting from this, we are also experiencing some delays to publication. We are working hard to restore services as soon as possible and apologise for the inconvenience. For further updates please visit our website https://www.cambridge.org/news-and-insights/technical-incident
Published online by Cambridge University Press: 12 April 2021
This article was published in Psychological Medicine with an error in the author's affiliations. This has now been corrected online and in the article.
The authors apologise for this error.