%0 Journal Article %T Rationale, conceptual issues, and resultant protocol for a mixed methods Person Trade Off (PTO) and qualitative study to estimate and understand the relative value of gains in health for children and young people compared to adults %A Peasgood, Tessa %A Bailey, Cate %A Chen, Gang %A De Silva, Ashwini %A De Silva Perera, Udeni %A Norman, Richard %A Shah, Koonal %A Viney, Rosalie %A Devlin, Nancy %J PLoS ONE %V 19 %N 6 %D 2024-06-03 %I Public Library of Science %~ DeepDyve