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February 3, 1989

Fish Oil and SI Units

JAMA. 1989;261(5):699. doi:10.1001/jama.1989.03420050047026

To the Editor.—  I am a cardiologist who increasingly has turned to reading JAMA in recent years, and I thank you for presenting articles of wide interest to such a diverse population of physicians.I was particularly interested in the article in the Aug 5 issue entitled "Clinical Applications of Fish Oils."1I regret that the author chose to report the triglyceride and cholesterol levels only in millimoles per liter. I have looked through the article twice and find no annotation to convert this to milligrams per deciliter. I likewise have no access to a conversion factor in my office.This markedly diminishes the utility of the article to me and my patients.Although the goal of conversion to a standardized chemistry reporting nomenclature may be laudable, I believe it is the responsibility of the journal to transmit information as simply and clearly as possible, and this SPECIAL COMMUNICATION