A copyediting error was made in a recent article by Paula Rochonand colleagues.1 The first sentence in the Interpretation section(page 1406) should have read: "We found that almost half ofall patients in Ontario aged 66 or more who survived an MI didnot receive ß-blocker therapy despite its proven secondaryprevention benefit."
Reference
Rochon PA, Anderson GM, Tu JV, Clark JP, Gurwitz JH, Szalai JP, Lau P. Use of ß-blocker therapy in older patients after acute myocardial infarction in Ontario. CMAJ 1999;161(11):1403-8.[Abstract/Free Full Text]