ONIX Semantic Federated Query Infrastructure Alejandra González Beltrán, Anthony Finkelstein Jeff Kramer and J Max Wilkinson Jeff Kramer and J Max Wilkinson Bi di lI f ti With tB d E bli C ll b ti t Biomedical Informatics Without Borders: Enabling Collaboration to Strengthen Research and Care September 2-3, 2008, Bethesda, MD, USA