Correction

Upon publication of the original article [1], it was noted that references 11 and 22 were miscited in the reference list. Both references should be cited as:

Costello ME, Ciccia F, Willner D, Warrington N, Robinson PC, Gardiner B, Marshall M, Kenna TJ, Triolo G, Brown MA: Brief Report: Intestinal Dysbiosis in Ankylosing Spondylitis. Arthritis Rheumatol 2015, 67:686-691