This article corrects:

  1. Treatment of severe psoriasis with biological therapies in patients with viral hepatitis B and C Volume 168, Issue 3, 461–462, Article first published online: 28 February 2013

In the article by Warren et al.1 an author’s name was listed incorrectly.

The author listed A. Al-Ri Fai as should have been listed as A. Al-Rifai.

We apologise for this error.