The OECD report Browse All Authors Famous Quotes by The OECD report The quantity of drugs consumed has increased over time in many therapeutic classes, these trends reflect an increasing demand for pharmaceuticals resulting from the rising prevalence of chronic diseases, population ageing (and) changes in clinical practices. The OECD report healthcare The quantity of drugs consumed has increased over time in many therapeutic classes, these trends reflect an increasing demand for pharmaceuticals resulting from the rising prevalence of chronic diseases, population aging (and) changes in clinical practices. The OECD report health-news