1. Taweel A Delaney B Speedie S . Towards achieving semantic interoperability in e-Health services. In: Watfa M . ed E-Healthcare systems and wireless communications: current and future challenges. IGI, 2012:388–401. ISBN: 978-1-61350-123-8.
2. Benson T . Principles of Health Interoperability HL7 and SNOMED: Chapter 7. Springer, 2009.
3. Standard Specification for Continuity of Care Record (CCR), ASTM E2369-05e2. West Conshohocken, PA, USA, 2010.
4. Kush RD . Current status and future scope of CDISC standards. CDISC Journal. Oct 2012.
5. Sordo M Boxwala A Ogunyemi O . Description and status update on GELLO: a proposed standardized object-oriented expression language for
clinical decision support. Stud Health Technol Inform 2004;107:164–8.