If you decide to opt-off or withdraw from this research project, please complete the withdrawal form provided to you.

If you do withdraw from the research study, the study doctor and relevant study staff will not collect additional personal information about you, although personal information already collected will be retained to ensure that the results of the research project can be measured properly and to comply with law. You should be aware that data collected up to the time you withdraw will form part of the research project results.  If you do not want this to occur, you must tell the research team before you join the research study.