TY  - RPRT
TI  - Methods for assessing relative importance in preference based outcome measures.
AU  - R M Kaplan
AU  - D Feeny
AU  - D A Revicki
PY  - 1993
DO  - 10.1007/bf00422221
UR  - https://pubmed.ncbi.nlm.nih.gov/8161981/
ID  - 8161981
ER  -