Last 3 months of indexed references on health economics.
Last 3 months of indexed references on health management, policy and planning.
Last 6 months of indexed references on health systems improvement.
Note - these searches are very general in nature, request a search that meets more specific needs.
Try Health Services Research (HSR) PubMed Queries from the National Information Center on Health Services Research and Health Care Technology (NICHSR) - this site provides specialized (filtered) PubMed searches on healthcare quality and costs.