Report summary

For University of Michigan–ann Arbor Department of Orthopaedic Surgery in 2015-2017, the graph shows 31 visible PIs and 41 internal PI collaborations. The main research signal is Medicine as the leading field (61% of slots across 27 PIs; 27 labels), Surgery as the leading subfield (26% of slots across 20 PIs; 20 labels), and Shoulder Injury and Treatment as the leading topic (11% of slots across 10 PIs; 10 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 Albert J. Shih (17.5 weighted works; Advanced machining processes and optimization, Advanced Surface Polishing Techniques); Asheesh Bedi (16.3 weighted works; Hip disorders and treatments, Shoulder Injury and Treatment). The clearest collaboration lines are Christopher L. Mendias and Kristoffer B. Sugg (13 shared works, weight 7.2); Joel Gagnier and Bruce S. Miller (10 shared works, weight 6.4). The strongest breakdown groups are group 1 with 10 PIs, 10 internal connections, weight 31.8, around Surgery, Epidemiology, Orthopedics and Sports Medicine, led by Asheesh Bedi, Joel Gagnier, Christopher L. Mendias; group 2 with 7 PIs, 9 internal connections, weight 21.3, around Surgery, Pathology and Forensic Medicine, Pediatrics, Perinatology and Child Health, led by Ying Li, Frances A. Farley, Kenneth M. Kozloff.