Scanning Index Fingers (IMAGE) Michigan State University Caption A health official in Benin, Africa, scans a baby's fingerprints for the vaccination database. Credit Photo by Sunpreet Arora Usage Restrictions Credit must accompany image 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.