1 Center for the Evaluation of Value and Risk in Health, Institute for Clinical Research and Health Policy Studies, Tufts Medical Center, 800 Washington St, Box 063, Boston, MA, 02111, USA. dkim3@tuftsmedicalcenter.org.
2 Department of Medicine, Tufts University School of Medicine, Boston, MA, USA. dkim3@tuftsmedicalcenter.org.
3 Center for the Evaluation of Value and Risk in Health, Institute for Clinical Research and Health Policy Studies, Tufts Medical Center, 800 Washington St, Box 063, Boston, MA, 02111, USA.
4 Department of Health Management and Health Economics, University of Oslo, Oslo, Norway.
5 Cancer Outcomes, Public Policy and Effectiveness Research (COPPER) Center, Yale University School of Medicine, New Haven, CT, USA.
6 LINK Medical Research, Oslo, Norway.
7 Department of Medicine, Tufts University School of Medicine, Boston, MA, USA.