Unfortunately, we're no longer taking volunteers. However, you can find information about what taking part involved here. What was Involved? Interested in the study but not sure about what you'll be asked to do? Find out more about the volunteer process here. FAQs Are there any questions you need answering about your involvement? Anything not clear about our study? Find answers through our Frequently Asked Questions here. Saliva (Spit) Sample Not sure how to provide a saliva sample, or want to see what you'll be asked to do? Take a look at our instructional video which will guide you through it step by step. This article was published on 2022-07-18
