CORRECTION ========== We regret that there was an error in the August issue ([Smellie WSA, Forth J, Bareford D, et al. Best practice in primary care pathology: review 3. J Clin Pathol 2006;59:781–9.](http://jcp.bmj.com/lookup/volpage/59/781)) On p784, lines 1–2, “bone marrow” should have been replaced by “point of care glucose test (BM)”. We apologise for this error.