Sean Rourke, St. Michael's Hospital (IMAGE) St. Michael's Hospital Caption Every $1 spent on community-based HIV prevention programs in Ontario saves $5 in treatment costs, according to a new study by Dr. Sean Rourke of St. Michael's Hospital in Toronto. Credit Courtesy of St. Michael's Hospital 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.