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Thorax. 2007 April; 62(4): 371.
PMCID: PMC2092473


Incorrect reference details were inserted into reference 21 of the editorial by Wedzicha and Hurst, published in the February issue (Thorax 2007;62:103–104). The reference should not be Eur Respir J 2002;19:217. The correct reference details are: Eur Respir J, published online before print November 15, 2006 as doi: 10.1183/09031936.00092506.

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