Provider: Japan Science and Technology Agency Database: J-STAGE Content:text/plain; charset="utf-8" TY - JOUR TI - title_in_Japanese TI - JO - Japanese Journal of Radiological Technology VL - 47 IS - 12 SP - Toc7 EP - PY - 1991 DO - 10.6009/jjrt.KJ00003322747 ER -