All among the following radioisotope are used as permanent implant except:
Caesium-137 is not used as permanent implant for Brachytherapy Permanent implants for brachytherapy Iodine-125 Palladium-103 Gold-198 Caesium-131
Iodine-125
Palladium-103
Gold-198
Caesium-137
Radiotherapy Pa 1