Columbia, SC-based Informatics Corporation of America has announced a strategic alliance with Companion Data Services, LLC in Nashville to develop a system that integrates with and builds upon existing clinical systems to create a unified electronic health record. ICA and CDS will offer healthcare consortiums and state agencies the capability to electronically move clinical information among disparate healthcare information systems and facilitate access to and retrieval of clinical data to provide higher quality, patient-centered care, according to a release.