Gerard, Karen; Nicholson, Tricia; Mullee, Mark; Mehta, Raj - In: Applied Health Economics and Health Policy 3 (2004) 2, pp. 91-102
Choosing between preference-based instruments of health-related quality of life (HR-QOL) in particular situations is an important area for research. Even where instruments can be assumed to be measuring the same thing, they may not be interchangeable. The study presented investigates the extent...