Reply to B. O'Sullivan et Al

Affiliations

• ¹ Johns Hopkins Medical Institutions, Baltimore, MD cfakhry@jhmi.edu.
• ² Radiation Therapy Oncology Group Statistical Center, Philadelphia, PA.
• ³ Cente Hospitalier de l'Université de Montréal Hospital Notre Dame, Montreal, Quebec, Canada.
• ⁴ University of Texas MD Anderson Cancer Center, Houston, TX.
• ⁵ H. Lee Moffitt Cancer Center, Tampa, FL.
• ⁶ Intermountain Medical Center, Murray, UT.
• ⁷ Fox Chase Cancer Center, Philadelphia, PA.
• ⁸ Stanford University Medical Center, Stanford, CA.
• ⁹ Ohio State University Medical Center, Columbus, OH.