title: Reply to L.B. Saltz.
authors.affiliation: The University of Texas MD Anderson Cancer Center, Houston, TX.
authors.forename: Maureen E
authors.initials: ME
authors.lastname: Mork
authors.affiliation: The University of Texas MD Anderson Cancer Center, Houston, TX.
authors.forename: Y Nancy
authors.initials: YN
authors.lastname: You
authors.affiliation: The University of Texas MD Anderson Cancer Center, Houston, TX evilar@mdanderson.org.
authors.forename: Eduardo
authors.initials: E
authors.lastname: Vilar