title: In Reply to Zaghloul.
authors.affiliation: University of Chicago Pritzker School of Medicine, Chicago, Illinois.
authors.forename: Stanley L
authors.initials: SL
authors.lastname: Liauw
authors.affiliation: University of Chicago Pritzker School of Medicine, Chicago, Illinois.
authors.forename: Abhinav V
authors.initials: AV
authors.lastname: Reddy
authors.affiliation: University of Chicago Pritzker School of Medicine, Chicago, Illinois.
authors.forename: Ralph R
authors.initials: RR
authors.lastname: Weichselbaum
authors.affiliation: University of Chicago Pritzker School of Medicine, Chicago, Illinois.
authors.forename: Norm D
authors.initials: ND
authors.lastname: Smith
authors.affiliation: University of Chicago Pritzker School of Medicine, Chicago, Illinois.
authors.forename: Gary D
authors.initials: GD
authors.lastname: Steinberg