We don’t need a unify EMR system for every hospitals to be able to share the data across country. Each hospital can develop and use their own system. But with the thought of EA, each system should have a plan for data interoperability and implementing data standards. In healthcare, we are very much aware of data privacy and it is a challenge to balance between protecting data privacy and data utilization. We will learn more about data privacy& security and health information exchange in the later weeks.