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nurse2mrow nurse2mrow
wrote...
Posts: 7336
Rep: 8 1
9 years ago
Calculate the pack-year history for an individual who started smoking one pack/day at age 12 years, increased to 2 packs/day at age 19, increased to 3 packs/day at age 26, and stopped smoking at age 40.
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bio_manbio_man
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9 years ago
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nurse2mrow Author
wrote...
9 years ago
Thank you for this, it helped me understand it perfectly.
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