Toggle navigation Load unfinished survey Resume later Exit and clear survey You have completed 0% of this survey 0% default Caution: JavaScript execution is disabled in your browser or for this website. You may not be able to answer all questions in this survey. Please, verify your browser parameters. Raffle (This question is mandatory) Your participation code from the study: Here is a reminder of how you created your participation code: Second letter of your first name (e.g. Anna) Second letter of your last name (e.g. Schneider) Second letter of your mother’s first name (e.g. Maria) Second letter of your father’s first name (e.g. Tom) Second letter of your birthplace (e.g. Graz) Second letter of your address (street name) (e.g. Main street) Your day of birth (e.g. 02 May 2004) (This question is mandatory) Your email address: We will use this email address to contact you if you win a prize. Submit Load unfinished survey Resume later Please confirm you want to clear your response? Exit and clear survey ×