The reference publication for RTK is

Rit, S., Vila Oliva, M., Brousmiche, S., Labarbe, R., Sarrut, D., & Sharp, G. C. (2014). The Reconstruction Toolkit (RTK), an open-source cone-beam CT reconstruction toolkit based on the Insight Toolkit (ITK). Journal of Physics: Conference Series, 489, 012079. doi:10.1088/1742-6596/489/1/012079

The following articles have used and cited RTK

Kim, J., Park, Y.-K., Edmunds, D., Oh, K., Sharp, G., & Winey, B. (2018). Kilo-voltage projection streaming-based tracking application (KiPSTA): first clinical implementation during spine stereotactic radiosurgery. Advances in Radiation Oncology. doi:10.1016/j.adro.2018.06.002

Castonguay-Henri, A., Matenine, D., Schmittbuhl, M., & de Guise, J. A. (2018). Image Quality Optimization and Soft Tissue Visualization in Cone-Beam CT Imaging. World Congress on Medical Physics and Biomedical Engineering 2018, 283–288. doi:10.1007/978-981-10-9035-6_51

Van der Heyden, B., Schyns, L. E. J. R., Podesta, M., Vaniqui, A., Almeida, I. P., Landry, G., & Verhaegen, F. (2018). VOXSI: A voxelized single- and dual-energy CT scenario generator for quantitative imaging. Physics and Imaging in Radiation Oncology, 6, 47–52. doi:10.1016/j.phro.2018.05.004

Cajgfinger, T., Rit, S., Létang, J. M., Halty, A., & Sarrut, D. (2018). Fixed forced detection for fast SPECT Monte-Carlo simulation. Physics in Medicine & Biology, 63(5), 055011. doi:10.1088/1361-6560/aa9e32

Tisseur, D., Bhatia, N., Estre, N., Berge, L., Eck, D., & Payan, E. (2018). Evaluation of a scattering correction method for high energy tomography. EPJ Web of Conferences, 170, 06006. doi:10.1051/epjconf/201817006006

Liu, Y. (2017). Improve Industrial Cone-Beam Computed Tomography by Integrating Prior Information. ETH Zurich.

Jensen, K. R., Brink, C., Hansen, O., & Bernchou, U. (2017). Ventilation measured on clinical 4D-CBCT: Increased ventilation accuracy through improved image quality. Radiotherapy and Oncology, 125(3), 459–463. doi:10.1016/j.radonc.2017.10.024

Lesaint, J., Rit, S., Clackdoyle, R., & Desbat, L. (2017). Calibration for Circular Cone-Beam CT Based on Consistency Conditions. IEEE Transactions on Radiation and Plasma Medical Sciences, 1(6), 517–526. doi:10.1109/trpms.2017.2734844

Zöllner, C., Rit, S., Kurz, C., Vilches-Freixas, G., Kamp, F., Dedes, G., … Landry, G. (2017). Decomposing a prior-CT-based cone-beam CT projection correction algorithm into scatter and beam hardening components. Physics and Imaging in Radiation Oncology, 3, 49–52. doi:10.1016/j.phro.2017.09.002

Perez Juste Abascal, J. F., Abella, M., Mory, C., de Molina, C., Ducros, N., Marinetto, E., … Desco, M. (2017). Sparse reconstruction methods in x-ray CT. Developments in X-Ray Tomography XI. doi:10.1117/12.2272711

Després, P., & Jia, X. (2017). A review of GPU-based medical image reconstruction. Physica Medica, 42, 76–92. doi:10.1016/j.ejmp.2017.07.024

Vilches-Freixas, G., Taasti, V. T., Muren, L. P., Petersen, J. B. B., Létang, J. M., Hansen, D. C., & Rit, S. (2017). Comparison of projection- and image-based methods for proton stopping power estimation using dual energy CT. Physics and Imaging in Radiation Oncology, 3, 28–36. doi:10.1016/j.phro.2017.08.001

WEBER, L., HÄNSCH, A., WOLFRAM, U., PACUREANU, A., CLOETENS, P., PEYRIN, F., … LANGER, M. (2017). Registration of phase-contrast images in propagation-based X-ray phase tomography. Journal of Microscopy, 269(1), 36–47. doi:10.1111/jmi.12606

Vilches-Freixas, G., Létang, J. M., Ducros, N., & Rit, S. (2017). Optimization of dual-energy CT acquisitions for proton therapy using projection-based decomposition. Medical Physics, 44(9), 4548–4558. doi:10.1002/mp.12448

Clackdoyle, R., Noo, F., Momey, F., Desbat, L., & Rit, S. (2017). Accurate Transaxial Region-of-Interest Reconstruction in Helical CT? IEEE Transactions on Radiation and Plasma Medical Sciences, 1(4), 334–345. doi:10.1109/trpms.2017.2706196

O’Brien, R. T., Stankovic, U., Sonke, J.-J., & Keall, P. J. (2017). Reducing 4DCBCT imaging time and dose: the first implementation of variable gantry speed 4DCBCT on a linear accelerator. Physics in Medicine and Biology, 62(11), 4300–4317. doi:10.1088/1361-6560/62/11/4300

Park, S., Kim, S., Yi, B., Hugo, G., Gach, H. M., & Motai, Y. (2017). A Novel Method of Cone Beam CT Projection Binning Based on Image Registration. IEEE Transactions on Medical Imaging, 36(8), 1733–1745. doi:10.1109/tmi.2017.2690260

Shieh, C.-C., Caillet, V., Dunbar, M., Keall, P. J., Booth, J. T., Hardcastle, N., … Feain, I. (2017). A Bayesian approach for three-dimensional markerless tumor tracking using kV imaging during lung radiotherapy. Physics in Medicine and Biology, 62(8), 3065–3080. doi:10.1088/1361-6560/aa6393

Chen, H., Rottmann, J., Yip, S. S., Morf, D., Füglistaller, R., Star-Lack, J., … Berbeco, R. (2017). Super-resolution imaging in a multiple layer EPID. Biomedical Physics & Engineering Express, 3(2), 025004. doi:10.1088/2057-1976/aa5d20

Varray, F., Mirea, I., Langer, M., Peyrin, F., Fanton, L., & Magnin, I. E. (2017). Extraction of the 3D local orientation of myocytes in human cardiac tissue using X-ray phase-contrast micro-tomography and multi-scale analysis. Medical Image Analysis, 38, 117–132. doi:10.1016/

Thing, R. S., Bernchou, U., Hansen, O., & Brink, C. (2017). Accuracy of dose calculation based on artefact corrected Cone Beam CT images of lung cancer patients. Physics and Imaging in Radiation Oncology, 1, 6–11. doi:10.1016/j.phro.2016.11.001

Veiga, C., Janssens, G., Baudier, T., Hotoiu, L., Brousmiche, S., McClelland, J., … Teo, B.-K. K. (2017). A comprehensive evaluation of the accuracy of CBCT and deformable registration based dose calculation in lung proton therapy. Biomedical Physics & Engineering Express, 3(1), 015003. doi:10.1088/2057-1976/3/1/015003

Keuschnigg, P., Kellner, D., Fritscher, K., Zechner, A., Mayer, U., Huber, P., … Steininger, P. (2017). Nine-degrees-of-freedom flexmap for a cone-beam computed tomography imaging device with independently movable source and detector. Medical Physics, 44(1), 132–142. doi:10.1002/mp.12033

Collins-Fekete, C.-A., Brousmiche, S., Portillo, S. K. N., Beaulieu, L., & Seco, J. (2016). A maximum likelihood method for high resolution proton radiography/proton CT. Physics in Medicine and Biology, 61(23), 8232–8248. doi:10.1088/0031-9155/61/23/8232

Kurz, C., Kamp, F., Park, Y.-K., Zöllner, C., Rit, S., Hansen, D., … Landry, G. (2016). Investigating deformable image registration and scatter correction for CBCT-based dose calculation in adaptive IMPT. Medical Physics, 43(10), 5635–5646. doi:10.1118/1.4962933

Mory, C., Janssens, G., & Rit, S. (2016). Motion-aware temporal regularization for improved 4D cone-beam computed tomography. Physics in Medicine and Biology, 61(18), 6856–6877. doi:10.1088/0031-9155/61/18/6856

Biguri, A., Dosanjh, M., Hancock, S., & Soleimani, M. (2016). TIGRE: a MATLAB-GPU toolbox for CBCT image reconstruction. Biomedical Physics & Engineering Express, 2(5), 055010. doi:10.1088/2057-1976/2/5/055010

Thing, R. S., Bernchou, U., Mainegra-Hing, E., Hansen, O., & Brink, C. (2016). Hounsfield unit recovery in clinical cone beam CT images of the thorax acquired for image guided radiation therapy. Physics in Medicine and Biology, 61(15), 5781–5802. doi:10.1088/0031-9155/61/15/5781

O’Brien, R. T., Cooper, B. J., Shieh, C.-C., Stankovic, U., Keall, P. J., & Sonke, J.-J. (2016). The first implementation of respiratory triggered 4DCBCT on a linear accelerator. Physics in Medicine and Biology, 61(9), 3488–3499. doi:10.1088/0031-9155/61/9/3488

Huang, H.-M., & Hsiao, I.-T. (2016). Accelerating an Ordered-Subset Low-Dose X-Ray Cone Beam Computed Tomography Image Reconstruction with a Power Factor and Total Variation Minimization. PLOS ONE, 11(4), e0153421. doi:10.1371/journal.pone.0153421

Rit, S., Clackdoyle, R., Keuschnigg, P., & Steininger, P. (2016). Filtered-backprojection reconstruction for a cone-beam computed tomography scanner with independent source and detector rotations. Medical Physics, 43(5), 2344–2352. doi:10.1118/1.4945418

Veiga, C., Janssens, G., Teng, C.-L., Baudier, T., Hotoiu, L., McClelland, J. R., … Kevin Teo, B.-K. (2016). First Clinical Investigation of Cone Beam Computed Tomography and Deformable Registration for Adaptive Proton Therapy for Lung Cancer. International Journal of Radiation Oncology*Biology*Physics, 95(1), 549–559. doi:10.1016/j.ijrobp.2016.01.055

Ihsani, A., & Farncombe, T. (2016). An Adaptation of the Distance Driven Projection Method for Single Pinhole Collimators in SPECT Imaging. IEEE Transactions on Nuclear Science, 63(1), 140–150. doi:10.1109/tns.2015.2504405

Hoffman, J., Young, S., Noo, F., & McNitt-Gray, M. (2016). Technical Note: FreeCT_wFBP: A robust, efficient, open-source implementation of weighted filtered backprojection for helical, fan-beam CT. Medical Physics, 43(3), 1411–1420. doi:10.1118/1.4941953

Cai, W., Dhou, S., Cifter, F., Myronakis, M., Hurwitz, M. H., Williams, C. L., … Lewis, J. H. (2015). 4D cone beam CT-based dose assessment for SBRT lung cancer treatment. Physics in Medicine and Biology, 61(2), 554–568. doi:10.1088/0031-9155/61/2/554

Shieh, C.-C., Keall, P. J., Kuncic, Z., Huang, C.-Y., & Feain, I. (2015). Markerless tumor tracking using short kilovoltage imaging arcs for lung image-guided radiotherapy. Physics in Medicine and Biology, 60(24), 9437–9454. doi:10.1088/0031-9155/60/24/9437

Bernchou, U., Hansen, O., Schytte, T., Bertelsen, A., Hope, A., Moseley, D., & Brink, C. (2015). Prediction of lung density changes after radiotherapy by cone beam computed tomography response markers and pre-treatment factors for non-small cell lung cancer patients. Radiotherapy and Oncology, 117(1), 17–22. doi:10.1016/j.radonc.2015.07.021

Moreira, A. H. J., Queirós, S., Morais, P., Rodrigues, N. F., Correia, A. R., Fernandes, V., … Vilaça, J. L. (2015). Voxel-based registration of simulated and real patient CBCT data for accurate dental implant pose estimation. Medical Imaging 2015: Computer-Aided Diagnosis. doi:10.1117/12.2082806

Beaudry, J., Cropp, R., & Bergman, A. (2015). SU-E-J-153: Reconstructing 4D Cone Beam CT Images for Clinical QA of Lung SABR Treatments. Medical Physics, 42(6Part9), 3300–3300. doi:10.1118/1.4924238

Park, Y.-K., Sharp, G. C., Phillips, J., & Winey, B. A. (2015). Proton dose calculation on scatter-corrected CBCT image: Feasibility study for adaptive proton therapy. Medical Physics, 42(8), 4449–4459. doi:10.1118/1.4923179

Dhou, S., Hurwitz, M., Mishra, P., Cai, W., Rottmann, J., Li, R., … Lewis, J. H. (2015). 3D fluoroscopic image estimation using patient-specific 4DCBCT-based motion models. Physics in Medicine and Biology, 60(9), 3807–3824. doi:10.1088/0031-9155/60/9/3807

Fassi, A., Schaerer, J., Riboldi, M., Sarrut, D., & Baroni, G. (2015). An image-based method to synchronize cone-beam CT and optical surface tracking. Journal of Applied Clinical Medical Physics, 16(2), 117–128. doi:10.1120/jacmp.v16i2.5152

Shieh, C.-C., Kipritidis, J., O’Brien, R. T., Cooper, B. J., Kuncic, Z., & Keall, P. J. (2015). Improving thoracic four-dimensional cone-beam CT reconstruction with anatomical-adaptive image regularization (AAIR). Physics in Medicine and Biology, 60(2), 841–868. doi:10.1088/0031-9155/60/2/841

Cazoulat, G., Simon, A., Dumenil, A., Gnep, K., de Crevoisier, R., Acosta, O., & Haigron, P. (2014). Surface-Constrained Nonrigid Registration for Dose Monitoring in Prostate Cancer Radiotherapy. IEEE Transactions on Medical Imaging, 33(7), 1464–1474. doi:10.1109/tmi.2014.2314574

Leeser, M., Mukherjee, S., & Brock, J. (2014). Fast reconstruction of 3D volumes from 2D CT projection data with GPUs. BMC Research Notes, 7(1), 582. doi:10.1186/1756-0500-7-582

Park, Y., Winey, B., & Sharp, G. (2014). SU-E-J-175: Proton Dose Calculation On Scatter-Corrected CBCT Image: Feasibility Study for Adaptive Proton Therapy. Medical Physics, 41(6Part9), 197–197. doi:10.1118/1.4888228

Shieh, C.-C., Kipritidis, J., O’Brien, R. T., Kuncic, Z., & Keall, P. J. (2014). Image quality in thoracic 4D cone-beam CT: A sensitivity analysis of respiratory signal, binning method, reconstruction algorithm, and projection angular spacing. Medical Physics, 41(4), 041912. doi:10.1118/1.4868510

Mory, C., Auvray, V., Zhang, B., Grass, M., Schäfer, D., Chen, S. J., … Boussel, L. (2014). Cardiac C-arm computed tomography using a 3D + time ROI reconstruction method with spatial and temporal regularization. Medical Physics, 41(2), 021903. doi:10.1118/1.4860215

Wang, M., Sharp, G. C., Rit, S., Delmon, V., & Wang, G. (2014). 2D/4D marker-free tumor tracking using 4D CBCT as the reference image. Physics in Medicine and Biology, 59(9), 2219–2233. doi:10.1088/0031-9155/59/9/2219

Rit, S., Dedes, G., Freud, N., Sarrut, D., & Létang, J. M. (2013). Filtered backprojection proton CT reconstruction along most likely paths. Medical Physics, 40(3), 031103. doi:10.1118/1.4789589

Delmon, V., Vandemeulebroucke, J., Pinho, R., Vila Oliva, M., Sarrut, D., & Rit, S. (2014). In-room breathing motion estimation from limited projection views using a sliding deformation model. Journal of Physics: Conference Series, 489, 012026. doi:10.1088/1742-6596/489/1/012026

Martin, J., McClelland, J., Yip, C., Thomas, C., Hartill, C., Ahmad, S., … Hawkes, D. (2013). Building motion models of lung tumours from cone-beam CT for radiotherapy applications. Physics in Medicine and Biology, 58(6), 1809–1822. doi:10.1088/0031-9155/58/6/1809