In PLoS Medicine, volume 3, issue 6: DOI: 10.1371/journal.pmed.0030130
Table 2 should have included the following information about the CMAJ (Canadian Medical Association Journal): frequency of publication, twice a month; circulation, 70,000; cost of one-time full-page four-color advertisement, US$4,414 (CAD$4,900); cost per thousand readers exposed, US$63 (CAD$70).
Citation: Fugh-Berman A, Alladin K, Chow J (2006) Correction: Advertising in Medical Journals: Should Current Practices Change? PLoS Med 3(7): e303. doi:10.1371/journal.pmed.0030303
Published: July 11, 2006
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