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This HTML structure includes:
1. Meta tags with relevant **title**, **description**, and **keywords** specific to the topic of healthcare costs in the US and UK.
2. **Open Graph** meta tags ensure the post is optimized for sharing on Facebook and other social platforms.
3. **Twitter Card** meta tags allow the post to be well-presented on Twitter.
4. Proper **canonical links** and **favicon** settings for SEO.
Don’t forget to replace URLs (like `URL_to_the_blog_post` or `URL_to_your_favicon.ico`) with the actual paths for your website.