Negative Impacts of Safe Injection Houses

I need a formal, academic presentation exploring the negative impacts of safe injection houses. The slides should cover three main aspects: health and societal impacts, economic consequences, and legal and ethical concerns. The goal is to present a well-researched and cohesive overview, highlighting credible data and insights in these areas.
It should be based of Australia

Ensure the design is clean and professional, with clear visuals and structured content. Do include references to support the claims made. Deliverables should be in an editable format, such as PowerPoint. Let me know if you need more specifics before starting!