Katsuhisa Fujita

Physical aspects of a real-time tumor-tracking system for gated radiotherapy

Hiroki Shirato, Shinichi Shimizu, Tatsuya Kunieda et al. · International Journal of Radiation Oncology*Biology*Physics · 2000 · 656 citations

Adaptive Radiotherapy, Health Sciences, Medical Imaging +10

Tolerance of organs at risk in small-volume, hypofractionated, image-guided radiotherapy for primary and metastatic lung cancers

Rikiya Onimaru, Hiroki Shirato, Shinichi Shimizu et al. · International Journal of Radiation Oncology*Biology*Physics · 2003 · 265 citations

Adaptive Radiotherapy, Medical Imaging, Radiation Therapy +9

Speed and amplitude of lung tumor motion precisely detected in four-dimensional setup and in real-time tumor-tracking radiotherapy

Hiroki Shirato, Keishiro Suzuki, G Sharp et al. · International Journal of Radiation Oncology*Biology*Physics · 2006 · 195 citations

Adaptive Radiotherapy, Lung Tumor Motion, Engineering +11

Three-dimensional intrafractional movement of prostate measured during real-time tumor-tracking radiotherapy in supine and prone treatment positions

Kei Kitamura, Hiroki Shirato, Yvette Seppenwoolde et al. · International Journal of Radiation Oncology*Biology*Physics · 2002 · 193 citations

Adaptive Radiotherapy, Movement Analysis, Kinesiology +14

Tumor location, cirrhosis, and surgical history contribute to tumor movement in the liver, as measured during stereotactic irradiation using a real-time tumor-tracking radiotherapy system

Kei Kitamura, Hiroki Shirato, Yvette Seppenwoolde et al. · International Journal of Radiation Oncology*Biology*Physics · 2003 · 123 citations

Adaptive Radiotherapy, Radiation Medicine, Hepatology +12