Raleigh-based startup Muses Labs aims to use what it calls "precision medicine" to combat chronic, complex diseases such as Alzheimer's It's already a partner with RTP-based Metabolon and George Washington University. So what is precision medicine and what's the technology behind Muses? Read our Q&A about the firm co-founded by former IBMers ahead of the CED Tech Venture Conference where Muses Labs will be among the presenters.