Erratum

An error appeared in the 1 August 2011 issue of the journal [Nahid P, Horne D, Jarlsberg L, et al. Racial Differences in Tuberculosis Infection in United States Communities: The Coronary Artery Risk Development in Young Adults Study. Clin Infect Dis 2011; 53: 291–4]. The copyright line incorrectly states that this is an Open Access article. This article has the standard license copyright. The authors regret this error.