Dutch system of peer review is different and effective

At the end of the first paragraph of this letter by Peter Bourdillon (24 April, p 1143) the reference given (S van der Baan, conference of the Dutch Ear-Nose-Throat Society, March 1998) should have been: van der Baan S. Peer review: experiences of the Dutch Ear-Nose-Throat Society. In: CME—making sure it works. London: Department of Health, Academy of Medical Royal Colleges, 1998:62-4. (www.open.gov.uk/doh/meconf.htm).