Spirometer
A regular spirometer has no incentive. So who cares what it is, right? 'Cause I'm not using it. We'd much better prefer a spirometer with an incentive, thank you very much.
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Fun Stuff
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A regular spirometer has no incentive. So who cares what it is, right? 'Cause I'm not using it. We'd much better prefer a spirometer with an incentive, thank you very much.
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Fun Stuff
this post with your friends
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