On the use of solid 133 Ba sources as surrogate for liquid 131 I in SPECT/CT calibration: a European multi-centre evaluation.
Johannes Tran-GiaAna M Denis-BacelarKelley M FerreiraAndrew P RobinsonChristophe BobinLara M BonneyNicholas CalvertSean M CollinsAndrew J FenwickDomenico FinocchiaroFederica FioroniKaterina GiannopoulouElisa GrassiWarda HeetunStephanie J JewittMaria KotzasarlidouMichael LjungbergValérie LourençoDaniel R McGowanJamie Mewburn-CrookBenoit SabotJames ScuffhamKatarina Sjögreen GleisnerJaroslav SolcCheick ThiamJill TippingJill Wevrettnull nullMichael LassmannPublished in: EJNMMI physics (2023)
I liquid activity solutions as well as reduce the measurement uncertainties in the activity. This is particularly relevant for stability measurements, which have to be carried out at regular intervals.