Global Medical Imaging VNA/PACS Market By Type (X-Ray Devices, Digital Imaging, Ultrasound Systems, Computed Tomography (CT) Scanners, Magnetic Resonance Imaging (MRI), and Nuclear Imaging Equipment), By Application (Hospitals, Physical Examination Institutions, Community Health Services, Clinics, Research Institutes, and Other), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019-2028