A new post on the Bing search blog highlights some nice new features in Instant Answers for health related queries, including content from partners and new hard-to-discover search results.  Here’s a Bing search on h1n1:

The new Instant Answers return “related conditions”,  “related medications”, and “Medical Centers”, when applicable, and you can drill down into each of the results links:

Here’s the same h1n1 search result on Google:

Which do you prefer?