Fink, Thomas L., et al. “Robust Optimization of the Gross Tumor Volume Compared to Conventional Planning Target Volume-Based Planning in Photon Stereotactic Body Radiation Therapy of Lung Tumors”. Acta Oncologica, vol. 63, no. 1, June 2024, pp. 448-55, doi:10.2340/1651-226X.2024.40049.