Authors Siebeling L, Puhan MA, Muggensturm P, Zoller M, ter Riet G
Received 30 August 2012
Accepted for publication 30 August 2012
Published 5 October 2012 Volume 2012:4(1) Pages 257—258
Siebeling L, Puhan MA, Muggensturm P, Zoller M, ter Riet G. Characteristics of Dutch and Swiss primary care COPD patients – baseline data of the ICE COLD ERIC study. Clin Epidemiol. 2011;3:273–283.
Due to two duplicate records, the correct number of patients in the Ice Cold Eric study is 409, not 411. The reported results did not materially change. Those who wish to see the updated tables may contact the corresponding author.
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