VI World Congress on Meningiomas. Enrique Osorio, Marc Sindou, Jorge Alvernia– Boston, USA 2008 Published February 5, 2013 at 921 × 691 in VI World Congress on Meningiomas. Enrique Osorio, Marc Sindou, Jorge Alvernia– Boston, USA 2008 VI World Congress on Meningiomas. Enrique Osorio, Marc Sindou, Jorge Alvernia– Boston, USA 2008