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When taken by mouth: Melatonin is likely safe for most adults when used short-term. Melatonin is possibly safe when taken long-term. It's been used safely for up to 2 years. But it can cause some ...
2024年1月12日 · Atrial flutter is an arrhythmia that results from an abnormal electrical circuit inside one of your heart’s two upper chambers, or atria. Most often, this faulty signal develops in the right...
