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BACKGROUND The Beta-Carotene and Retinol Efficacy Trial (CARET) tested the effect of daily beta-carotene (30 mg) and retinyl palmitate (25,000 IU) on the incidence of lung cancer, other cancers, and(More)
Currently d,l-sotalol is widely used to prevent recurrence of atrial fibrillation and/or atrial flutter, although a randomized dose-response study has not previously been conducted to guide therapy(More)
The Beta-Carotene and Retinol Efficacy Trial tested the effect of the combination of beta-carotene (30 mg) and retinyl palmitate (25,000 units) daily on the incidence of lung cancer in high-risk(More)