Triplet Trends (IMAGE) Brown University Caption New estimates of multiple births suggest that while guidelines have reduced IVF's contribution to the percentage of medically-assisted triplet (or higher order) births, non-IVF means are increasing their share. Credit CDC/Brown University Usage Restrictions with credit 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.