From the press release:

…agreement with NuPhysicia LLC for the operation of Telemedicine clinics in select Houston-area Wal-Mart (NYSE:WMT) Supercenters. In order to ensure that patients can differentiate between the physician directed services provided in the Company’s clinics and the nurse-based services provided by most other retail clinic operators, the parties have agreed to operate under the trade name “Walk-In Telemedicine Health Care.”