title: In Reply to Yamazaki et al.
authors.affiliation: Department of Radiation Oncology, The University of Texas M. D. Anderson Cancer Center, Houston, Texas.
authors.forename: Jack
authors.initials: J
authors.lastname: Phan
authors.affiliation: Department of Radiation Oncology, The University of Texas M. D. Anderson Cancer Center, Houston, Texas.
authors.forename: Steven J
authors.initials: SJ
authors.lastname: Frank