title: Reply.
authors.affiliation: aDanish Pain Research Center, Department of Clinical Medicine, Aarhus University Hospital, Aarhus, Denmark Departments of bOncology and cNeurology, Aarhus University Hospital, Aarhus, Denmark.
authors.forename: Lise
authors.initials: L
authors.lastname: Ventzel
authors.forename: Anders Bonde
authors.initials: AB
authors.lastname: Jensen
authors.forename: Anni Ravnsbæk
authors.initials: AR
authors.lastname: Jensen
authors.forename: Troels Staehelin
authors.initials: TS
authors.lastname: Jensen
authors.forename: Nanna Brix
authors.initials: NB
authors.lastname: Finnerup