title: Authors' response to the letter from Dr. Srinivas.
authors.affiliation: Janssen Research & Development, Beerse, Belgium.
authors.forename: J
authors.initials: J
authors.lastname: Vandenbossche
authors.affiliation: Janssen Research & Development, Beerse, Belgium.
authors.forename: H
authors.initials: H
authors.lastname: Richards
authors.affiliation: Janssen Research & Development, Beerse, Belgium.
authors.forename: B
authors.initials: B
authors.lastname: Solanki
authors.affiliation: Janssen Research & Development, Beerse, Belgium.
authors.forename: A
authors.initials: A
authors.lastname: Van Peer