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Coffee's consommation
Dear Sir or Madam, please take a few minutes of your time to complete the following questionnaire.
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Coffee's consumption
1
How often do you drink coffee ?
Select one or more answers
Daily
Weekly
Monthly
Rarely
Occasionally
Never
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Coffee's consumption
2
When you take coffee, do you sleep normally ?
Select one or more answers
YES
NO
Not concerned
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Coffee's consumption
3
What time do you sleep when you don't drink coffee ?
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Coffee's consumption
4
What time do you sleep when you drink coffee ?
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