MARSCHKE, ROBERT F.; WIEAND, HARRY S.; O'CONNELL, MICHAEL J.; RUBIN, JOSEPH; SCHUTT, ALLEN J.; BURCH, PATRICK A.; KOVACH, JOHN S.; MARSCHKE ROBERT F.; Division of Hematology and Oncology, Mayo Clinic Scottsdale; WIEAND HARRY S.; Cancer Center Statistics Unit; O'CONNELL MICHAEL J.; Division of Medical Oncology; RUBIN JOSEPH; Division of Medical Oncology; SCHUTT ALLEN J.; Division of Medical Oncology; BURCH PATRICK A.; Division of Medical Oncology; KOVACH JOHN S.; Division of Developmental Oncology Research, Mayo Clinic, and Mayo Foundation, Rochester