1. Disability-adjusted life years: a critical review;Anand;Journal of Health Economics,1997
2. A health-status index and its application to health-services outcomes;Fanshel;Operations Research,1970
3. Chapter 46: the Q-TWiST method;Gelber,1996
4. Comparing treatments using quality-adjusted survival: the Q-TWiST method;Gelber;The American Statistician,1995
5. A quality-of-life-oriented endpoint for comparing therapies;Gelber;Biometrics,1989