Following the current standard administration protocol of 7.4 GBq of 177Lu per cycle and recognising that there is an initial component of fast urinary excretion of [177Lu]Lu-SSRT and [177Lu]Lu-PSMA, dead time effects are generally only of concern within the first hours after administration and less for kidney and tumour dosimetry [109]. Here, FOLH1 is linked to neoplasm.