Boy Uses Cheek Swab (IMAGE) University of Adelaide Caption Nine-year-old Elliott demonstrates how to do a cheek swab. Credit Photo by Michael O'Callaghan. Usage Restrictions This image is only to be used in relation to news stories and related coverage based on the University of Adelaide's media release on cerebral palsy research. No other usage is permitted, and written permission must be sought for uses other than that intended. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.