1. Perry J, Prior F: Purchasing a PACS: An RFP toolkit, in Siegel EL, Kolodner RM (eds): Filmless Radiology. New York, NY, Springer-Verlag, 1999, pp 33–84
2. http://www.hl7.org
3. Department of Defense. Medical Diagnostic Imaging Support (MDIS) system. Contract No. DACA87-91-D-0047, US Army Corps of Engineers, Huntsville, AL, 1991