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The top documents tagged [smokers cough slide]
Pulmonary System Anatomy and Physiology. RESPIRATORY SYSTEM MUST WORK CONTINOUSLY OR DEATH WILL OCCUR HOW MUCH O2 DO WE HAVE? FOUR TO SIX MINUTES SUPPLY
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Causes & Effects Lung Cancer. o Lung cancer is a type of cancer that begins in the lungs. Your lungs are two spongy organs in your chest that take in
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TOBACCO FACTS More than 4,000 hazardous chemicals in cigarettes
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