* 1. Contact Info:

* 2. Age:

* 3. Gender:

* 4. How often do you visit the dentist?

* 5. When do you usually go to the dentist?

* 6. Have you ever purchased any home teeth whitening treatments?

* 7. Have you ever done any professional teeth whitening?

* 8. What best describes your ethnicity?

* 9. What best describes your annual household income?

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