Tadashi Shimizu

Feasibility of insertion/implantation of 2.0-mm-diameter gold internal fiducial markers for precise setup and real-time tumor tracking in radiotherapy

Hiroki Shirato, Toshiyuki Harada, Tooru Harabayashi et al. · International Journal of Radiation Oncology*Biology*Physics · 2003 · 351 citations

Medicine, Biomedical Engineering, Oncology +16

Registration accuracy and possible migration of internal fiducial gold marker implanted in prostate and liver treated with real-time tumor-tracking radiation therapy (RTRT)

Kei Kitamura, Hiroki Shirato, Shinichi Shimizu et al. · Radiotherapy and Oncology · 2002 · 182 citations

Medicine, Radiation Oncology, Radiology +17

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, Tadashi Shimizu et al. · International Journal of Radiation Oncology*Biology*Physics · 2003 · 123 citations

Medicine, Oncology, Radiation Oncology +17

Complications of Percutaneous Transhepatic Portal Vein Embolization

Yoshihisa Kodama, Tadashi Shimizu, Hideho Endo et al. · Journal of Vascular and Interventional Radiology · 2002 · 119 citations

Medicine, Radiology, Surgery +11

Nuclear Spin-Lattice Relaxation of^63,65Cu at the Cu(2) Sites of the High<i>T</i>_cSuperconductor YBa₂Cu₃O_7-δ

Takashi Imai, Tadashi Shimizu, Toshinobu Tsuda et al. · Journal of the Physical Society of Japan · 1988 · 108 citations

Natural Sciences, Materials Science, Physics +17