Report summary

For University of Arizona Department of Surgery in 2015-2026, the graph shows 91 visible PIs and 124 internal PI collaborations. The dominant subject mix is Medicine as the leading field (62% of slots across 87 PIs; 87 labels), Surgery as the leading subfield (20% of slots across 46 PIs; 46 labels), and Trauma and Emergency Care Studies as the leading topic (2% of slots across 5 PIs; 5 labels). That is a healthy pattern, with enough links to reveal several interpretable groups rather than one undifferentiated component. The top weighted PIs are Bellal Joseph (162.7 weighted works; Trauma and Emergency Care Studies, Abdominal Trauma and Injuries). The most visible ties are Bellal Joseph and Andrew Tang (102 shared works, weight 53); Bellal Joseph and Terence O’Keeffe (100 shared works, weight 47.8). The standout breakdown groups are group 1 with 10 PIs, 10 internal connections, weight 37.4, around Surgery, Pulmonary and Respiratory Medicine, Endocrinology, Diabetes and Metabolism, led by Tze‐Woei Tan, Iman Ghaderi, Wei Zhou.