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… based on the best available evidence. The evidence is rated using four quality levels: high, moderate, borderline, and … that some of my heart arteries are too narrow. And that's causing my chest pain. She thinks surgery is an option for me, … based on the best available evidence. The evidence is rated using four quality levels: high, moderate, borderline, and …
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… with blood or body fluids. The virus may also be spread by using items that have blood on them, such as a toothbrush, …
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… you must treat your drinking water before drinking it, using it for food preparation, or brushing your teeth. For … your health authority or see ‘Water Well Disinfection: Using the Simple Chlorination Method’ at … provide solutions for your specific water quality problem. Using the wrong device may create new health concerns. The …
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… help your doctor rule out other problems that might be causing your symptoms. Most people won't need tests. But some … help your doctor rule out other problems that might be causing your symptoms. Most people won't need tests. But some …
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