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Acute bronchitis generally follows a viral respiratory infection. Initially, it affects your nose, sinuses, and throat and then spreads to the lungs. Sometimes, you may get another (secondary) bacterial infection in the airways.This means that bac...
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Bronchitis : Causes and symptoms.
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An electrocardiogram is an instrument that is used to measure the electrical activity of the heart and is useful in the diagnosis of heart conditions. To better determine what type of obstructive lung disease a patient has, the doctor may do a.
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