1. Social Choice and Individual Values;Arrow,1951
2. Feasibility of utility assessment by rating scale and standard gamble in ankylosing spondylitis or fibromyalgia;Bakker;J. Rheum.,1994
3. QALYs and HYEs: under what conditions are they equivalent?;Bleichrodt;J. Health Econ.,1995
4. QALYs;Broome;J. Public Econ.,1993
5. A note on HYE;Buckingham;J. Health Econ.,1993