Report summary

For University of California, San Francisco Department of Orthopaedic Surgery in 2015-2017, the graph shows 33 visible PIs and 52 internal PI collaborations. The dominant subject mix is Medicine as the leading field (62% of slots across 28 PIs; 28 labels), Surgery as the leading subfield (24% of slots across 19 PIs; 19 labels), and Spine and Intervertebral Disc Pathology as the leading topic (6% of slots across 6 PIs; 6 labels). That is a healthy pattern, with enough links to reveal several interpretable groups rather than one undifferentiated component. The top weighted PIs are Sigurd Berven (13.9 weighted works; Scoliosis diagnosis and treatment, Spine and Intervertebral Disc Pathology). The most visible ties are Alan L. Zhang and Brian T. Feeley (10 shared works, weight 6). The standout breakdown groups are group 1 with 9 PIs, 14 internal connections, weight 23, around Surgery, Pathology and Forensic Medicine, Pharmacology, led by Sigurd Berven, Murat Şakir Ekşi̇, Jeffrey C. Lotz.