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Grade 3-4 mucositis, diarrhea, and infections (with grade 4 neutropenia) were all reduced

That gives roughly 1.667 mg/mL

SQ delivery may help, because fat tissue has fewer blood vessels than muscle, leading to slower dispersion of B12

Patients received 74 MBq (2 mCi) of the radioligand and underwent PET/CT over the next 8 days with no adverse events reported