[1] Cornell Univ, New York Presbyterian Hosp, Weill Med Coll, Dept Radiol, New York, NY 10021 USA
[2] Cornell Univ, New York Presbyterian Hosp, Weill Med Coll, Dept Neurol, New York, NY 10021 USA
[3] Cornell Univ, New York Presbyterian Hosp, Weill Med Coll, Dept Neurosurg, New York, NY 10021 USA