Bass BE, Steinberg ER, Pitt HA, et al. Comparison of the rating scale and the standard gamble in measuring patient preferences for outcomes of gallstone disease. Med Decis Making.1994;14:307-14.
2.
Keeney R., Raiffa H.Decisions with Multiple Objectives: Preferences and Value Tradeoffs . New York: John Wiley and Sons , 1976 .
