The stories we cover this week.

- Lawmakers call for a delay in implementing interoperability rules - FierceHealthcare.com

- Aetna’s Consumer Tech Bet: Why the Insurer is Teaming Up with Apple to Keep Patients Healthier - hcinnovationgroup.com

- The inside story of why Amazon bought PillPack - CNBC.com

- Why Google believes machine learning is its future - arstechnica.com