publication venue for A suitable time point for quantifying the radiochemical purity of 225Ac-labeled radiopharmaceuticals.. 6. 2021 Otto: a 4.04 GBq (109 mCi) 68Ge/68Ga generator, first of its kind - extended quality control and performance evaluation in the clinical production of [68Ga]Ga-PSMA-11.. 5. 2020