1. Netherlands Cancer Institute and Amsterdam University Medical Centers, location Academic Medical Center, Amsterdam, the Netherlands (W.d.K.)
2. Netherlands Cancer Institute, Amsterdam, and Erasmus MC University Medical Center, Rotterdam, the Netherlands (P.H.W.)
3. Amsterdam University Medical Centers, location VU University Medical Center, Amsterdam, the Netherlands (F.V., C.R.J., M.J.G., V.M.H.C.)
4. Netherlands Cancer Institute, Amsterdam, the Netherlands (L.J.B., R.J.F., B.C., M.d.W., G.A.M.)
5. Spaarne Gasthuis, Haarlem, the Netherlands (R.W.H.)
6. Erasmus MC University Medical Center, Rotterdam, the Netherlands (E.J.K., M.C.S.)
7. Amsterdam University Medical Centers, location Academic Medical Center, Amsterdam, the Netherlands (E.D.).