The document describes a case study of an IVRS/IWRS system provided by Bilcare for a large Phase III gastroenterology study. The system handled over 100,000 calls, including enrollment calls from patients and investigators, patient reminder calls, and faxes. It collected data from over 3,500 patients enrolled in the study over 128 days with 100% uptime. The system was processing many concurrent calls and saved the company an estimated $491,520 compared to using employees.