1. Health Economics & Outcomes Research, Optum, Boston, MA, USA
2. Health Economics & Outcomes Research, Optum, Burlington, ON, Canada
3. Global Health Economics, Amgen Inc., Thousand Oaks, CA, USA
4. Public Health Sciences Division and Clinical Research Divisions, Fred Hutchinson Cancer Research Center, Seattle, WA, USA
5. Global Health Economics, Amgen (Europe) GmbH, Zug, Switzerland
6. Department of Health Policy and Management; Department of Biostatistics, Harvard T.H. Chan School of Public Health, Boston, MA, USA