title: Authors' Reply.
authors.affiliation: Pittsburgh, Pennsylvania; Canoas, Rio Grande do Sul, Brazil.
authors.forename: Fabio V
authors.initials: FV
authors.lastname: Arilla
authors.affiliation: Hamilton, Ontario, Canada.
authors.forename: Marco
authors.initials: M
authors.lastname: Yeung
authors.affiliation: Pittsburgh, Pennsylvania.
authors.forename: Kevin
authors.initials: K
authors.lastname: Bell
authors.affiliation: Pittsburgh, Pennsylvania.
authors.forename: Ata A
authors.initials: AA
authors.lastname: Rahnemai-Azar
authors.affiliation: Pittsburgh, Pennsylvania.
authors.forename: Benjamin B
authors.initials: BB
authors.lastname: Rothrauff
authors.affiliation: Pittsburgh, Pennsylvania.
authors.forename: Freddie H
authors.initials: FH
authors.lastname: Fu
authors.affiliation: Pittsburgh, Pennsylvania.
authors.forename: Richard E
authors.initials: RE
authors.lastname: Debski
authors.affiliation: Hamilton, Ontario, Canada.
authors.forename: Olufemi R
authors.initials: OR
authors.lastname: Ayeni
authors.affiliation: Pittsburgh, Pennsylvania.
authors.forename: Volker
authors.initials: V
authors.lastname: Musahl