Patient and treatment characteristics.

aPrimary disease: CRC = colorectal carcinoma; NPC = nasopharyngeal carcinoma; MC = mammary carcinoma; HCC = hepatocellular carcinoma. bLobes treated: W = whole liver treatment; L = left lobar treatment. cVL = treated liver volume (ml). dVT = volume of tumours in treated liver volume (ml). eAA = Activity administered to the patient, at time of administration (MBq). fAS = Activity at time of SPECT acquisition (MBq). gAP = Activity at time of PET acquisition (MBq).