| First clinical experiences with a high field 1.5 T MR linac AS Bertelsen, T Schytte, PK Møller, F Mahmood, HL Riis, KL Gottlieb, ... Acta Oncologica 58 (10), 1352-1357, 2019 | 93 | 2019 |
| A comprehensive study of the mechanical performance of gantry, EPID and the MLC assembly in Elekta linacs during gantry rotation P Rowshanfarzad, HL Riis, SJ Zimmermann, MA Ebert The British journal of radiology 88 (1051), 20140581, 2015 | 34 | 2015 |
| Elekta Precise Table characteristics of IGRT remote table positioning HL Riis, SJ Zimmermann Acta Oncologica 48 (2), 267-270, 2009 | 21 | 2009 |
| Plan quality and delivery accuracy of flattening filter free beam for SBRT lung treatments CR Hansen, A Bertelsen, HL Riis, RL Christiansen, O Hansen, JB Sykes, ... Acta Oncologica 54 (3), 422-427, 2015 | 16 | 2015 |
| End-to-end validation of the geometric dose delivery performance of MR linac adaptive radiotherapy U Bernchou, RL Christiansen, A Bertelsen, D Tilly, HL Riis, HR Jensen, ... Physics in Medicine & Biology 66 (4), 045034, 2021 | 14 | 2021 |
| Gantry and isocenter displacements of a linear accelerator caused by an add‐on micromultileaf collimator HL Riis, SJ Zimmermann, M Hjelm‐Hansen Medical Physics 40 (3), 031707, 2013 | 11 | 2013 |
| Investigation of the mechanical performance of Siemens linacs components during arc: gantry, MLC, and electronic portal imaging device P Rowshanfarzad, P Häring, HL Riis, SJ Zimmermann, MA Ebert Medical Devices: Evidence and Research, 457-466, 2015 | 8 | 2015 |
| Beam focal spot intrafraction motion and gantry angle dependence: A study of Varian linac focal spot alignment LA Slama, HL Riis, M Sabet, MP Barnes, MA Ebert, S Chan, ... Physica Medica 63, 41-47, 2019 | 7 | 2019 |
| Reference dosimetry and small-field dosimetry in external beam radiotherapy: Results from a Danish intercomparison study AR Beierholm, CF Behrens, P Sibolt, HS Rønde, SBN Biancardo, ... DTU Nutech, 2014 | 6 | 2014 |
| Isocentric rotational performance of the Elekta Precise Table studied using a USB-microscope HL Riis, SJ Zimmermann, P Riis Physics in Medicine & Biology 55 (24), 7597, 2010 | 6 | 2010 |
| Investigation of the accuracy of MV radiation isocentre calculations in the Elekta cone-beam CT software XVI HL Riis, LN Moltke, SJ Zimmermann, MA Ebert, P Rowshanfarzad Physics in Medicine & Biology 61 (11), N249, 2016 | 5 | 2016 |
| Detection of the focal spot motion relative to the collimator axis of a linear accelerator under gantry rotation HL Riis, MA Ebert, P Rowshanfarzad Physics in Medicine & Biology 64 (3), 03NT02, 2019 | 4 | 2019 |
| The Quality Assurance of a 1.5 T MR-Linac HL Riis, J Chick, A Dunlop, D Tilly Seminars in radiation oncology 34 (1), 120-128, 2024 | 2 | 2024 |
| Variation in isocentre location of an Elekta Unity MR-linac through full gantry rotation JR Hunt, MA Ebert, P Rowshanfarzad, HL Riis Physics in Medicine & Biology 67 (1), 015005, 2022 | 2 | 2022 |
| Radiation attenuation comparison of the couch and coil structures for two Unity MR-Linacs D Tilly, N Tilly, RL Christiansen, BC Buthler, TL Schierbeck, UU Bernchou, ... Radiotherapy and Oncology 152 (Suppl. 1), S731-S732, 2020 | 2 | 2020 |
| Geometrical characterization of medical linear accelerators with an integrated magnetic resonance imaging system H Riis, C Brink, A Bertelsen, U Bernchou, F Mahmood, Y Cho, D Moseley Medical Physics 46 (6), E582-E583, 2019 | 2 | 2019 |
| Dosimetric validation of the couch and coil model for high-field MR-linac treatment planning HL Riis, RL Christiansen, N Tilly, D Tilly Zeitschrift für Medizinische Physik 33 (4), 567-577, 2023 | 1 | 2023 |
| PD-0891 Validation of EPID reference pixel for MLC and jaw calibration on a high-field MR linear accelerator HL Riis, A Fietje, AS Bertelsen, U Bernchou, C Brink, BC Buthler Radiotherapy and Oncology 170, S782-S783, 2022 | 1 | 2022 |
| Variations in MR linac beam performance-daily EPID-based results from 22 months of clinical use A Bertelsen, EL Lorenzen, KL Gottlieb, SN Agergaard, RL Christiansen, ... Radiotherapy & Oncology 161 (Suppl. 1), S1442-S1444, 2021 | 1 | 2021 |
| Performance studies of an MR linear accelerator using a 3D-printed ball-bearing phantom HL Riis, BC Buthler, U Bernchou, AS Bertelsen, SN Agergaard, ... Radiother. Oncol. 1, S978-S979, 2020 | 1 | 2020 |
