Zhu, He J., Romaine C. Nichols, Randal H. Henderson, Christopher G. Morris, Stella Flampouri, Dat C. Pham, Christopher L. Klassen, et al. “Impact of Unfavorable Factors on Outcomes Among Inoperable Stage II-IV Nonsmall Cell Lung Cancer Patients Treated With Proton Therapy”. Acta Oncologica 58, no. 3 (March 4, 2019): 313–319. Accessed February 22, 2025. https://medicaljournalssweden.se/actaoncologica/article/view/24382.