%0 Journal Article %T Methods Used to Identify, Test, and Assess Impact on Preferences of Bolt-Ons: A Systematic Review %A Geraerds, Alexandra J.L.M. %A Bonsel, Gouke J. %A Janssen, Mathieu F. %A Finch, Aureliano Paolo %A Polinder, Suzanne %A Haagsma, Juanita A. %A , %J Value in Health %@ 1098-3015 %D 2021-06-01 %I Elsevier BV %~ DeepDyve