Participants for referral slide (IMAGE) Drexel University Caption Pediatric practices in both groups referred toddlers who showed signs of autism during 18-month well-child visits to the research team for a diagnostic evaluation. Credit The A.J. Drexel Autism Institute Usage Restrictions Please credit if using. License Original 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.