title: Reply to V. Launay-Vacher, T. Shimokata et al, and C. Porta et al.
authors.affiliation: University of Pittsburgh, Pitsburgh, PA beumerj@gmail.com.
authors.forename: Jan H
authors.initials: JH
authors.lastname: Beumer
authors.affiliation: University of Texas MD Anderson Cancer Center, Houston, TX.
authors.forename: Hussein
authors.initials: H
authors.lastname: Tawbi
authors.affiliation: National Cancer Institute, Bethesda, MD.
authors.forename: S Percy
authors.initials: SP
authors.lastname: Ivy