IMCO Technologies Corporation, Pewaukee, Wis, offers the IMCO-RAD Exam Scheduler, a web-based service that allows referring physicians, clinics, or hospitals to schedule examinations on the Internet. Appointment times may be chosen online, regardless of office hours. The IMCO-RAD Exam Scheduler also allows for instant scheduling confirmation. (800) 300-7734; www.imco-tech.com .