The Medicare rules governing the supervision of diagnostic tests have changed over time, as have the skills and training of radiologist assistants, who may have the education and clinical skills to deliver surgical and invasive procedures often performed as part of a radiology practice. However, for the purposes of Medicare coverage, radiologist assistants are not yet recognized as independent ...

The telecommunications environment that will exist in the near future will consist of a complex web of interacting devices and services. Users will need help in dealing successfully and productively with this environment, which will be made more complex by their own mobility. They will need on-line software systems that can represent them in their absence, represent them in routine or mundane i...