In Reply to Chow and Simone

Affiliations

• ¹ Department of Radiation Oncology, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands.
• ² Department of Radiation Oncology, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands; Department of Surgery, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands.
• ³ Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, Texas.
• ⁴ Department of Radiation Oncology, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands. Electronic address: J.J.C.Verhoeff-10@umcutrecht.nl.