First Online: 4 February 2020
Compliance with Ethical Standards
: The authors are employed by the National Institute for Health and Care Excellence; MB is a member of the NICE methods review steering group, and IW is a member of the NICE methods review steering and working groups. MB is on the Board of Directors for the International Society of Pharmacoeconomics and Outcomes Research (ISPOR). No specific funding was used for work detailed in this paper.