Institution: | (1) Departments of Radiology, Obstetrics and Gynecology, Baylor College of Medicine, 77025 Houston, Texas, USA;(2) Radiobiology Research Laboratory, Veterans Administration Hospital, 77025 Houston, Texas, USA;(3) M. D. Anderson Hospital, 77025 Houston, Texas, USA;(4) Tumor Institute, 77025 Houston, Texas, USA |