1 Diagnostic Neuroradiology Unit, Department of Radiology Fundación Santa Fe de Bogotá Carrera, Bogotá, 7 #117-15 (110111), Colombia.
2 Diagnostic Neuroradiology Unit, Department of Radiology Fundación Santa Fe de Bogotá Carrera, Bogotá, 7 #117-15 (110111), Colombia. [email protected].