The PACS evolution.
D001109:Archives; D006746:Hospital Bed Capacity, 500 and over; D006748:Hospital Departments / Q000458:organization & administration*; D006751:Hospital Information Systems / Q000639:trends*; D007484:Iowa; D011872:Radiology Department, Hospital / Q000458:organization & administration*; D011873:Radiology Information Systems / Q000639:trends*