nr5ad7acefatinacoshi nr5ad7acefatinacoshi

07-07-2016
Mathematics

contestada

Cigarette smoking is responsible for about _____ of all COPD deaths

A) 50-60
B) 60-70
C) 70-80
D) 80-90
E) 90-100

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meerkat18 meerkat18

13-07-2016

COPD refers to chronic obstructive pulmonary disease which includes diseases like emphysema and chronic bronchitis. According to health guides, cigarette smoking accounts for up to 90 percent of the COPD deaths around the globe. Answer is D. 80-90

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