Report summary

For Harvard University Department of Radiation Oncology in 2015-2017, the graph shows 64 visible PIs and 149 internal PI collaborations. The dominant subject mix is Medicine as the leading field (51% of slots across 53 PIs; 53 labels), Pulmonary and Respiratory Medicine as the leading subfield (18% of slots across 28 PIs; 28 labels), and Advanced Radiotherapy Techniques as the leading topic (8% of slots across 15 PIs; 15 labels). That is a healthy pattern, with enough links to reveal several interpretable groups rather than one undifferentiated component. The top weighted PIs are Paul L. Nguyen (29.3 weighted works; Prostate Cancer Diagnosis and Treatment, Prostate Cancer Treatment and Research). The most visible ties are Rakesh K. Jain and Dai Fukumura (32 shared works, weight 14.9); William U. Shipley and Jason A. Efstathiou (25 shared works, weight 13.8). The standout breakdown groups are group 1 with 9 PIs, 11 internal connections, weight 39.3, around Pulmonary and Respiratory Medicine, Molecular Biology, Surgery, led by Paul L. Nguyen, Akila N. Viswanathan, Neil E. Martin.