Report summary

University of California, San Francisco Department of Radiation Oncology in 2015-2026 reads as a 72-PI network with 450 internal PI collaborations. The dominant subject mix is Medicine as the leading field (53% of slots across 70 PIs; 70 labels), Pulmonary and Respiratory Medicine as the leading subfield (14% of slots across 27 PIs; 27 labels), and Advanced Radiotherapy Techniques as the leading topic (9% of slots across 19 PIs; 19 labels). That is promising: collaboration is not just one large hairball, and the leading breakdown groups cover 24 PIs across distinct clusters. The leading PI names are Sue S. Yom (60 weighted works; Head and Neck Cancer Studies, Head and Neck Surgical Oncology). The most visible ties are David R. Raleigh and Steve Braunstein (82 shared works, weight 37.9); David R. Raleigh and Harish N. Vasudevan (69 shared works, weight 37). The leading breakdown groups are group 1 with 10 PIs, 13 internal connections, weight 238.8, around Epidemiology, Neurology, Radiology, Nuclear Medicine and Imaging, led by David R. Raleigh, Mitchel S. Berger, Steve Braunstein.