title: In Reply to Vargas and Conill.
authors: Department of Radiation Oncology, MD Anderson at Cooper University Hospital, Camden, New Jersey.
authors: Gregory J
authors: GJ
authors: Kubicek
authors: Department of Neurological Surgery, MD Anderson at Cooper University Hospital, Camden, New Jersey.
authors: Howard Warren
authors: HW
authors: Goldman
authors: Department of Neurological Surgery, MD Anderson at Cooper University Hospital, Camden, New Jersey.
authors: Alan
authors: A
authors: Turtz