Lamiraud, Karine; von Bremen, Konrade; Donaldson, Cam - In: Health Policy 93 (2009) 2-3, pp. 102-110
Objectives Our analysis assessed the impact of information on patients' preferences in prescription versus over-the-counter (OTC) delivery systems.Methods A contingent valuation (CV) study was implemented, randomly assigning 534 lay people into the receipt of limited or extended information...