Report summary

For University of Pittsburgh Department of Orthopaedic Surgery in 2018-2020, the graph shows 38 visible PIs and 72 internal PI collaborations. The main research signal is Medicine as the leading field (75% of slots across 38 PIs; 38 labels), Surgery as the leading subfield (31% of slots across 27 PIs; 27 labels), and Shoulder Injury and Treatment as the leading topic (7% of slots across 8 PIs; 8 labels). That is a healthy pattern, with enough links to reveal several interpretable groups rather than one undifferentiated component. The most prominent PIs by weighted works are Rocky S. Tuan (19.6 weighted works; Osteoarthritis Treatment and Mechanisms, Mesenchymal stem cell research); Anthony P. Kontos (17.7 weighted works; Traumatic Brain Injury Research, Traumatic Brain Injury and Neurovascular Disturbances). The clearest collaboration lines are Volker Musahl and Richard E. Debski (25 shared works, weight 11.9); Hang Lin and Rocky S. Tuan (21 shared works, weight 10.2). The strongest breakdown groups are group 1 with 10 PIs, 9 internal connections, weight 34.3, around Surgery, Orthopedics and Sports Medicine, Pathology and Forensic Medicine, led by Volker Musahl, William Anderst, Kevin M. Bell.