Corrections
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*   © 2005 CMA Media Inc. or its licensors

In a recent Public Health article,1 the correct dosage for erythromycin should have been given as 500 mg (not 50 mg) four times daily for 14–21 days (depending on severity and response to treatment).

## Reference

1.  1. Weir E. Lymphogranuloma venereum in the differential diagnosis of proctitis. *CMAJ* 2005;172(2):185.