Kenji Kagei

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

Four-dimensional treatment planning and fluoroscopic real-time tumor tracking radiotherapy for moving tumor

Hiroki Shirato, Shinichi Shimizu, Kei Kitamura et al. · International Journal of Radiation Oncology*Biology*Physics · 2000 · 459 citations

Adaptive Radiotherapy, Neuro-oncology, Four-dimensional Treatment Planning +13

Impact of respiratory movement on the computed tomographic images of small lung tumors in three-dimensional (3D) radiotherapy

Shinichi Shimizu, Hiroki Shirato, Kenji Kagei et al. · International Journal of Radiation Oncology*Biology*Physics · 2000 · 228 citations

Computed Tomography, Adaptive Radiotherapy, Medical Imaging +11

Clinical Results of Carbon Ion Radiotherapy at NIRS

Hirohiko Tsujii, Jun‐etsu Mizoe, Tadashi Kamada et al. · Journal of Radiation Research · 2007 · 210 citations · Full text

Radiation Medicine, Health Sciences, Radiation Therapy +11

Hypofractionated stereotactic radiotherapy alone without whole-brain irradiation for patients with solitary and oligo brain metastasis using noninvasive fixation of the skull

Hidefumi Aoyama, Hiroki Shirato, Rikiya Onimaru et al. · International Journal of Radiation Oncology*Biology*Physics · 2003 · 175 citations

Adaptive Radiotherapy, Neuro-oncology, Health Sciences +11