Deborah Siegal (IMAGE) The Ottawa Hospital Caption Dr. Deborah Siegal led a world-first clinical trial that shows that taking less blood for lab testing reduces transfusions in intensive care. Credit Melanie Mathieu Usage Restrictions Can be used only with stories about this research. 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.