Blood Draw (IMAGE) Johns Hopkins Medicine Caption Johns Hopkins clinicians care for a child in the pediatric ICU. Researchers have created a new protocol that can reduce risks associated with taking unnecessary blood cultures from pediatric patients. Credit Johns Hopkins Medicine Usage Restrictions None 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.