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… Chest X-ray . A chest X-ray usually is done if you have: A positive tuberculin skin test (also called a TB skin test, … Chest X-ray . A chest X-ray usually is done if you have: A positive tuberculin skin test (also called a TB skin test, …
Health topics
Health topics
Health topics
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… and your breathing is getting very difficult. Non-invasive positive pressure ventilation (NPPV) forces air into your … and your breathing is getting very difficult. Non-invasive positive pressure ventilation (NPPV) forces air into your …
