Background: Subjective health states valuation has an increasing impact in the last decade and is used more and more in determining the quality of life of population. On its basis the quality adjusted life years (QALYs) are calculated that are used in economic cost utility analyses in health care fi eld. Quite in a few countries such analyses are recommended or even demanded in the pr... https://trendingcustomes.shop/product-category/5-x-5/