Background: Robust optimization has been suggested as an approach to reduce the irradiated volume in lung Stereotactic Body Radiation Therapy (SBRT). We performed a retrospective planning study to investigate the potential benefits over Planning Target Volume (PTV)-based planning. Material and methods: Thirty-nine patients had additional plans using robust optimization with 5-mm isoce... https://allfixelectricales.shop/product-category/phone-double-adaptor/