S G Santhana Krishnan, R Pathalapati, L Kaplan, and R K Cobbs. Falsely raised TSH levels due to human anti‐mouse antibody interfering with thyrotropin assay. (Postgrad Med J 2006;82:e27). In this article the first author's surname appears incorrectly as Krishnan; Santhana Krishnan is the correct surname.