Absorbed Dose Conversion Factors of Several ionization Chambers to Determine Absorbed Dose by the Use of Acrylic Plastic Phantom for High Energy X-rays

Enokido, Yoshihiro (Department of Therapeutic Radiology, Saitama Cancer Center) ;
Watanabe, Yoshiya (Department of Therapeutic Radiology, Saitama Cancer Center) ;
Sato, Kyoji (Department of Therapeutic Radiology, Saitama Cancer Center) ;
Mizuno, Hideyuki (Department of Therapeutic Radiology, Saitama Cancer Center) ;
Kutsutaninakamura, Yuzuru (Department of Therapeutic Radiology, Saitama Cancer Center)