title: Reply to Fusaroli.
authors.affiliation: Department of Surgery and Cancer, Imperial College, St Mary's Hospital, London, UK.
authors.forename: N
authors.initials: N
authors.lastname: Vergis
authors.affiliation: Department of Surgery and Cancer, Imperial College, St Mary's Hospital, London, UK.
authors.forename: A K
authors.initials: AK
authors.lastname: McGrath
authors.affiliation: Department of Surgery and Cancer, Imperial College, St Mary's Hospital, London, UK.
authors.forename: C H
authors.initials: CH
authors.lastname: Stoddart
authors.affiliation: Department of Surgery and Cancer, Imperial College, St Mary's Hospital, London, UK.
authors.forename: Jonathan M
authors.initials: JM
authors.lastname: Hoare