title: Rod Withers' Data are Available Online.
authors.affiliation: Department of Biostatistics, MD Anderson Cancer Center, Houston, Texas. Electronic address: hthames@gmail.com.
authors.forename: Howard D
authors.initials: HD
authors.lastname: Thames
authors.affiliation: Department of Experimental Radiation Oncology, MD Anderson Cancer Center, Houston, Texas.
authors.forename: Nancy R
authors.initials: NR
authors.lastname: Hunter
authors.affiliation: Department of Experimental Radiation Oncology, MD Anderson Cancer Center, Houston, Texas.
authors.forename: Kathy A
authors.initials: KA
authors.lastname: Mason