Initial experience with ihtOBTURA®: A novel EVOH-based embolic agent in the preoperative embolization of hypervascular head, neck, and spinal tumors. - Llibre-Guerra JC; Abreu Casas D; Salina Olivares MR; Castaño Blázquez M; Pumar JM; Gil-García A; Guimaraens L (Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences, 2025)