Development of a global index measuring national policy commitments to HIV prevention and treatment among people who inject drugs.

Background: People who inject drugs (PWID) around the world are disproportionately affected by the HIV epidemic. National policy responses to the epidemic heavily influence risk factors for HIV acquisition among this key group. Prior efforts to monitor national policy responses to HIV/AIDS among PWID were limited both in scope and coverage.

The effectiveness of negative pressure wound therapy as a novel management of diabetic foot ulcers: an overview of systematic reviews.

Background: Diabetic foot ulcer (DFU) is one the serious disabling conditions in patients with diabetes. Several approaches are available to manage DFU including Negative Pressure Wound Therapy (NPWT). The objective of this overview is systematically reviewing the related reviews about the effectiveness, safety, and cost benefits of NPWT interventions.