Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) TOMIYOSHI Katsumi and SENDA Michio and NAKAZAWA Masaharu and SASAKI Yasuhito and SEKIMOTO Hiroshi and SHIBATA Tokushi,Studies for the Contamination of Long Lived Nuclides in Radiopharmaceuticals Used for Positron Emission Tomography (PET) on Clinical Examinations,RADIOISOTOPES,00338303,Japan Radioisotope Association,1999,48,2,87-99,https://cir.nii.ac.jp/crid/1390282679130625920,https://doi.org/10.3769/radioisotopes.48.87