@misc{misc, title  = {{The simultaneous valuation of states from multiple instruments using ranking and VAS data: methods and preliminary results}},

 year = {{2009}},

 month = {{1}},

 author = {{Rowen D and Brazier J and Tsuchiya A and Hernández M and Ibbotson R}},

 note = {{Accessed on 2026/08/21}}}