44 Medical imaging services; medical ultrasound imaging services; medical radiotomographic imaging services; medical radiographic imaging services; medical nuclear imaging services; medical magnetic resonance imaging services; providing information, advice and data on medical imaging; consulting services in the field of medical imaging, including regarding the use and operation of medical imaging and apparatuses, including X-ray, computed tomography, magnetic resonance imaging, ultrasound, and positron emission tomography; providing information concerning the use of medical imaging and equipment by means of a web site; medical services; health care services