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Merra Merra
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10 years ago
Although only ___ percent of smokers in the United States develop COPD, _____ percent of all COPD cases are the result of smoking.
A. 10; 50 to 60
B. 10; 80 to 90
C. 20; 80 to 90
D. 20; 20 to 30
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Drugs, Behavior, and Modern Society

Drugs, Behavior, and Modern Society


Edition: 8th
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NayaNaya
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Merra Author
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10 years ago
I understand it now Smiling Face with Open Mouth
TY
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10 years ago
Give me thumbs up Smiling Face with Open Mouth
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