refinements to consolidated drug purchasing and greater participation of the private sector as a distribution network can bring further efficiency gains the use of such data by the oecd is without prejudice to the status of the golan heights east jerusalem and israeli settlements in the west bank under the terms of international law however mexican government officials health professionals academics and other stakeholders all agree that the country is now facing renewed challenges to improve the performance of health care services in particular regarding the efficiency and quality of service provision and ultimately health outcomes secretaria de salud